Juki MB-1373 / MB-1377 (47 pages) — Part Book | Jintex
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Juki MB-1373 / MB-1377 (47 pages) — parts catalog

Page 1 — PARTS LIST

MODEL : MB-1373/MB-1377 List No : 1493-02 PARTS LIST Published:02/15/2019 jintex.in

Page 2 — CONTENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 2
RefPart numberPart nameQty
1BUTTON CLAMP MECHANISM COMPONENTS
3ARM & MISCELLANEOUS COVER COMPONENTS
7LOOPER SHAFT MECHANISM COMPONENTS
9NIPPER & THREAD TENSION PARTS COMPONENTS
13FEED PLATE COMPONENTS
17BUTTON CLAMP LIFTER COMPONENT
21NEEDLE DRIVING PULLEY SHAFT COMPONENTS
23NEEDLE BAR DRIVING MECHANISM COMPONENTS
25STOP MOTION MECHANISM COMPONENTS
27STITCH SELECTING PARTS COMPONENTS
29THREAD BIND NOTCH COMPONENTS (FOR MB-1377)
31THREAD STAND COMPONENTS
33TABLE & STAND COMPONENTS
35ACCESSORIE PARTS COMPONENTS
37SPECIAL ORDER SPEC COMPONENTS
39SUBCLASS COMPONENTS(FOR MB-1373-11)
41HOW TO MAKE USE OF THIS PARTS LIST

CONTENTS BUTTON CLAMP MECHANISM COMPONENTS ARM & MISCELLANEOUS COVER COMPONENTS LOOPER SHAFT MECHANISM COMPONENTS NIPPER & THREAD TENSION PARTS COMPONENTS FEED PLATE COMPONENTS BUTTON CLAMP LIFTER COMPONENT NEEDLE DRIVING PULLEY SHAFT COMPONENTS NEEDLE BAR DRIVING MECHANISM COMPONENTS STOP MOTION MECHANISM COMPONENTS STITCH SELECTING PARTS COMPONENTS THREAD BIND NOTCH COMPONENTS (FOR MB-1377) THREAD STAND COMPONENTS TABLE & STAND COMPONENTS ACCESSORIE PARTS COMPONENTS SPECIAL ORDER SPEC COMPONENTS SUBCLASS COMPONENTS(FOR MB-1373-11) HOW TO MAKE USE OF THIS PARTS LIST TOC - 1 jintex.in 1 3 7 9 13 17 21 23 25 27 29 31 33 35 37 39 41

Page 3

Juki MB-1373 / MB-1377 (47 pages) parts on page 3
RefPart numberPart nameQty
1BUTTON CLAMP MECHANISM COMPONENTS
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

BUTTON CLAMP MECHANISM COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 jintex.in

Page 4 — BUTTON CLAMP MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 4
RefPart numberPart nameQty
26026856PICK-UP DEVICE ASM.1
40041058BUTTON CLAMP LIFTING HOOK1
SS7150940SPSCREW 15/64-28 L=91
SS9621413SPSCREW 3/16-32 L=13.52
WP0501016SDWASHER 5X10.5X12
26025502BUTTON CLAMP HOLDER1
SS7090410SPSCREW 9/64-40 L= 3.51
SD0550301SPHINGE SCREW D=5.5 H=31
26025403JAW HOLDER1
SD0550181SPHINGE SCREW D=5.50 H= 1.81
26025809CLAMP SCREW A1
26025700SNAP FASTENER CLAMP STOP LEVER1
26026005NUT1
26025908BUTTON CLAMP SLIDE1
26026609BUTTON CLAMP STOP PIN2
26026104BUTTON CLAMP LEVER JAW (LEFT)1
26026203BUTTON HOLDING SPRING, LEFT1
SD0640391TPHINGE SCREW D= 6.35 H= 3.92
SS7090410SPSCREW 9/64-40 L= 3.51
26026708BUTTON CLAMP SPRING1
26026302BUTTON CLAMP LEVER JAW RIGHT1
26026401BUTTON HOLDING SPRING, RIGHT1
SS7150940SPSCREW 15/64-28 L=91
40040938BUTTON CLAMP PRESSURE ADJUSTIN1
26027102PRESSURE ADJUSTING SPRING1
NM6060001CPNUT M62
26027409FINGER GUARD1
40041069SPRING HOLDING PLATE1
26025205HINGE PIN1
B2541372000SNAP RING1
NM6060001CPNUT M61
40040937PICK-UP DEVICE STOPPER PIN1

BUTTON CLAMP MECHANISM COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 26026856 PICK-UP DEVICE ASM. 1 2 40041058 BUTTON CLAMP LIFTING HOOK * 1 3 SS7150940SP SCREW 15/64-28 L=9 * 1 4 SS9621413SP SCREW 3/16-32 L=13.5 * 2 5 WP0501016SD WASHER 5X10.5X1 * 2 6 26025502 BUTTON CLAMP HOLDER * 1 7 SS7090410SP SCREW 9/64-40 L= 3.5 * 1 8 SD0550301SP HINGE SCREW D=5.5 H=3 * 1 9 26025403 JAW HOLDER * 1 10 SD0550181SP HINGE SCREW D=5.50 H= 1.8 * 1 11 26025809 CLAMP SCREW A * 1 12 26025700 SNAP FASTENER CLAMP STOP LEVER * 1 13 26026005 NUT * 1 14 26025908 BUTTON CLAMP SLIDE * 1 15 26026609 BUTTON CLAMP STOP PIN * 2 16 26026104 BUTTON CLAMP LEVER JAW (LEFT) * 1 17 26026203 BUTTON HOLDING SPRING, LEFT * 1 18 SD0640391TP HINGE SCREW D= 6.35 H= 3.9 * 2 19 SS7090410SP SCREW 9/64-40 L= 3.5 * 1 20 26026708 BUTTON CLAMP SPRING * 1 21 26026302 BUTTON CLAMP LEVER JAW RIGHT * 1 22 26026401 BUTTON HOLDING SPRING, RIGHT * 1 23 SS7150940SP SCREW 15/64-28 L=9 * 1 24 40040938 BUTTON CLAMP PRESSURE ADJUSTIN 1 25 26027102 PRESSURE ADJUSTING SPRING 1 26 NM6060001CP NUT M6 2 27 26027409 FINGER GUARD 1 28 40041069 SPRING HOLDING PLATE 1 29 26025205 HINGE PIN 1 30 B2541372000 SNAP RING 1 31 NM6060001CP NUT M6 1 32 40040937 PICK-UP DEVICE STOPPER PIN 1

Page 5 — ARM & MISCELLANEOUS COVERS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 5
RefPart numberPart nameQty
11PLATE
22SCREW
33WASHER
44BOLT
55SPRING
66SPRING
77BRACKET
88SCREW
99WASHER
1010SCREW
1111BRACKET
1212SCREW
1313WASHER
1414SCREW
1515RING
1616COVER
1717LABEL
1818BRACKET
1919SCREW
2020BRACKET
2121SCREW
2222PIN
2323BOLT
2424BRACKET
2525SCREW
2626COVER
2727COVER
2828COVER
2929WASHER
3030COVER
3131BRACKET
3232BRACKET
3333SCREW
3434SCREW
3535COVER
3636SCREW
3737COVER
3838COVER
3939COVER
4040SCREW
4141BASE
4242BRACKET
4343PIN
4444BRACKET
4545BRACKET
4646COVER
4747SCREW
4848WASHER
4949RING
5050BUSHING
5151SCREW

ARM & MISCELLANEOUS COVERS COMPONENTS 30 33 32 14 49 50 42 39 2 1 4 3 5 6 2 11 12 13 10 9 8 7 48 47 46 45 44 27 28 31 29 36 24 34 21 20 43 35 37 40 38 26 41 25 jintex.in

Page 6 — ARM & MISCELLANEOUS COVERS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 6
RefPart numberPart nameQty
40038426FACE_PLATE_COMPL.1
SM4040855SPSCREW4
26021600TENSION SPRING1
26032003NIPPER RELEASING STUD1
SM6040650TPSCREW1
26031203THREAD GUIDE NO.41
26031351THREAD TENSION NO.3 ASM.1
26031302TENSION ADJUSTING BASE NO.3
26031401THREAD PRESSER PLATE
26031500TENSION SPRING B
26031609THREAD TENSION STUD
26031708THREAD TENSION NUT
RE0200000K0E-RING 2
SM4040855SPSCREW8
TA2050406R0RUBBER PLUG1
40040931SIDE_COVER_RIGHT1
CM301300001SAFETY LABEL1
40040932SIDE_COVER_LEFT1
SM6083042CHSCREW M8 L=304
26033704STOPPER1
SM6050800SPSCREW M5 L=82
26011205GUIDE PIN2
40038483SET_SCREW1
40038431BED_OIL_SHIELD1
SM8060610TPSCREW1
40041022BUTTON_TRAY_ASM.1
26022608CAM INDICATING PIN A
26022707CAM INDICATING PIN B
WS0650389KPSPRING WASHER 6.5X14.0X171
40038425SIDE_COVER_LEFT1
40038430LOOPER_COVER1
40041067SIDE_COVER_SPRING2
SM6040600SPSCREW M4 L=62
SM4040855SPSCREW2
40038173OIL_DRIP_FELT1
SD0600277TPSHOULDER SCREW D=6 H=2.71
40038424SIDE_COVER_RIGHT2
40040936SIDE_COVER_HINGE_SHAFT_RIGHT1
40040935SIDE_COVER_HINGE_SHAFT_LEFT1
SM8060612TPSCREW M6 L=61
40038446MACHINE_SUB_BASE1
SM8060612TPSCREW M6 L=61
40038471SUSPENSION_SCREW_B1
40054729ASSY SAFETY PLATE
40054730SAFETY PLATE INSTALLING BASE
26037200SAFETY PLATE
SM4040655SPSCREW M4 L=62

ARM & MISCELLANEOUS COVERS COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 40038426 FACE_PLATE_COMPL. 1 2 SM4040855SP SCREW 4 3 26021600 TENSION SPRING 1 4 26032003 NIPPER RELEASING STUD 1 5 SM6040650TP SCREW 1 6 26031203 THREAD GUIDE NO.4 1 7 26031351 THREAD TENSION NO.3 ASM. 1 8 26031302 TENSION ADJUSTING BASE NO.3 * 1 9 26031401 THREAD PRESSER PLATE * 1 10 26031500 TENSION SPRING B * 1 11 26031609 THREAD TENSION STUD * 1 12 26031708 THREAD TENSION NUT * 2 13 RE0200000K0 E-RING 2 * 1 14 SM4040855SP SCREW 8 15 TA2050406R0 RUBBER PLUG 1 16 40040931 SIDE_COVER_RIGHT 1 17 CM301300001 SAFETY LABEL 1 18 40040932 SIDE_COVER_LEFT 1 19 SM6083042CH SCREW M8 L=30 4 20 26033704 STOPPER 1 21 SM6050800SP SCREW M5 L=8 2 22 26011205 GUIDE PIN 2 23 40038483 SET_SCREW 1 24 40038431 BED_OIL_SHIELD 1 25 SM8060610TP SCREW 1 26 40041022 BUTTON_TRAY_ASM. 1 27 26022608 CAM INDICATING PIN A SELECTIVE PARTS 2 28 26022707 CAM INDICATING PIN B SELECTIVE PARTS 2 29 WS0650389KP SPRING WASHER 6.5X14.0X17 1 30 40038425 SIDE_COVER_LEFT 1 31 40038430 LOOPER_COVER 1 32 40041067 SIDE_COVER_SPRING 2 33 SM6040600SP SCREW M4 L=6 2 34 SM4040855SP SCREW 2 35 40038173 OIL_DRIP_FELT 1 36 SD0600277TP SHOULDER SCREW D=6 H=2.7 1 37 40038424 SIDE_COVER_RIGHT 2 38 40040936 SIDE_COVER_HINGE_SHAFT_RIGHT 1 39 40040935 SIDE_COVER_HINGE_SHAFT_LEFT 1 40 SM8060612TP SCREW M6 L=6 1 41 40038446 MACHINE_SUB_BASE 1 42 SM8060612TP SCREW M6 L=6 1 43 40038471 SUSPENSION_SCREW_B 1 44 40054729 ASSY SAFETY PLATE * 1 45 40054730 SAFETY PLATE INSTALLING BASE * 1 46 26037200 SAFETY PLATE * 1 47 SM4040655SP SCREW M4 L=6 2 jintex.in

Page 7 — ARM & MISCELLANEOUS COVERS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 7
RefPart numberPart nameQty
11PLATE
22SCREW
33WASHER
44BOLT
55SPRING
66SPRING
77BRACKET
88SCREW
99WASHER
1010SCREW
1111BRACKET
1212SCREW
1313WASHER
1414SCREW
1515RING
1616COVER
1717LABEL
1818BRACKET
1919SCREW
2020BRACKET
2121SCREW
2222PIN
2323BOLT
2424BRACKET
2525SCREW
2626SEAT
2727COVER
2828COVER
2929WASHER
3030COVER
3131BRACKET
3232BRACKET
3333SCREW
3434SCREW
3535SEAT
3636SCREW
3737COVER
3838COVER
3939COVER
4040SCREW
4141BASE
4242COVER
4343PIN
4444BRACKET
4545BRACKET
4646COVER
4747SCREW
4848SCREW
4949WASHER
5050BUSHING
5151WASHER

ARM & MISCELLANEOUS COVERS COMPONENTS 30 33 32 14 49 50 16 23 22 19 14 18 15 39 42 1 2 4 3 5 6 2 51 27 28 32 33 17 37 38 40 31 29 36 24 34 48 45 47 46 44 21 20 43 35 26 41 25 jintex.in

Page 8 — ARM & MISCELLANEOUS COVERS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 8
RefPart numberPart nameQty
WP0430800SDWASHER M42
TA1250406R0RUBBER PLUG D=12.5 L=42
PS0500102KHSPRING PIN 5.0X101
RE0320000K0E-RING 3.21

ARM & MISCELLANEOUS COVERS COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 48 WP0430800SD WASHER M4 * 2 49 TA1250406R0 RUBBER PLUG D=12.5 L=4 2 50 PS0500102KH SPRING PIN 5.0X10 1 51 RE0320000K0 E-RING 3.2 1

Page 9 — LOOPER SHAFT MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 9
RefPart numberPart nameQty
44SCREW
99LOOPER SHAFT
55BRACKET
66LOOPER SHAFT GUIDE
77SCREW
88BASE
1010CONNECTING ROD
1111NUT
1212SCREW
3636PLATE
1515SCREW
1414BRACKET
2020LEVER
2121NUT
1616SPRING
1717SCREW
1818SCREW
1919NUT
3737GEAR
3333WASHER
3535COLLAR
3838BEARING
3131SHAFT
2929BEARING
2222SHAFT
2424COLLAR
11SPRING
33SPRING
22BEARING
2323COLLAR
2626SHAFT
2727COLLAR
2525BEARING
2828BEARING
3030BEARING
3434COLLAR
3232LOOPER SHAFT
4646LOOPER
1313COLLAR
4343COLLAR
4242BEARING
4545BEARING
4141COLLAR
3939WASHER
4040BEARING
4444GEAR

LOOPER SHAFT MECHANISM COMPONENTS 4 9 5 6 7 8 10 11 12 36 15 14 20 21 37 33 35 38 38 31 29 22 24 1 3 2 23 26 27 25 30 34 35 32 46 13 43 42 45 41 39 40 44 45 jintex.in

Page 10 — LOOPER SHAFT MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 10
RefPart numberPart nameQty
CS079072ATHTHRUST COLLAR ASM.1
CS0790721THTHRUST COLLAR D=7.94 W=7
SS7090620TPSCREW 9/64-40 L=6.1
SM6040800SPSCREW
40038484NEEDLE_GUARD
26013607POSITIONING FINGER YOKE SLIDE
SM1040950TPSCREW M4 L=92
26013409YOKE SLIDE INSERT
26013805YOKE SLIDE
40038400ASSY_LOOP_POSITIONING_FINGER_LEVER
40038403LOOP_POSITIONING_FINGER_CAM_ROLL
SD0640246SPHINGE SCREW D=6.35 H=2.4
SM8061010TPSCREW
B12413770B0THROAT PLATE SET
B12413770A0THROAT PLATE ASM.
B27033770A0THREAD BIND PLATE ASM.
B2702377000THREAD BIND SUPPORT PLATE
B2410373000COUNTER KNIFE
SS7080310SPSCREW 1/8-44 L=3.0
B24063730A0MOVING KNIFE ASM.
SD0600095THHINGE SCREW D=6 H=0.85
40041106ASSY_LOOP_POSITIONING_FINGER_CAM
26003103LOOP POSITIONING FINGER CAM
SS8110410TPSCREW 11/64-40 L=3.5
40038482ASSY_CAM_AND_LOOPER_SLEEVE
26015503CAM AND LOOPER SLEEVE
SS8150410TPSCREW 15/64-28 L=4.0
26015404LOOP POSITIONING FINGER CAM
SS8110310SPSCREW 11/64-40 L=2.8
26015305LOOPER SHAFT BUSHING FRONT
SM8061010TPSCREW
40038111LOOPER SHAFT
40098872COLLER ASSY
40097991COLLER
SS8110422TPSCREW 11/64-40 L=4
SM1040870TPSCREW
B10042700A0LOOPER SHAFT DRIVEN GEAR ASM.
SS860612TPSCREW 1/4-40 L=6
B1215372A00THRUST BALL BEARING
26013102LOOPER SHAFT BUSHING REAR
B121373NA0WORM WHEEL ASM.
B1221373N00WORM
SS660712TPSCREW 1/4-40 L=7.0
B1220372000CAM SHAFT DRIVEN GEAR
SS860612TPSCREW 1/4-40 L=6
B1239372000LOOPER

LOOPER SHAFT MECHANISM COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 CS079072ATH THRUST COLLAR ASM. 1 2 CS0790721TH THRUST COLLAR D=7.94 W=7 * 1 3 SS7090620TP SCREW 9/64-40 L=6.1 * 1 4 SM6040800SP SCREW 1 5 40038484 NEEDLE_GUARD 1 6 26013607 POSITIONING FINGER YOKE SLIDE 1 7 SM1040950TP SCREW M4 L=9 2 8 26013409 YOKE SLIDE INSERT 1 9 26013805 YOKE SLIDE 1 10 40038400 ASSY_LOOP_POSITIONING_FINGER_LEVER 1 11 40038403 LOOP_POSITIONING_FINGER_CAM_ROLL 1 12 SD0640246SP HINGE SCREW D=6.35 H=2.4 * 1 13 SM8061010TP SCREW 1 14 B12413770B0 THROAT PLATE SET 1 15 B12413770A0 THROAT PLATE ASM. * 1 16 B27033770A0 THREAD BIND PLATE ASM. * 1 17 B2702377000 THREAD BIND SUPPORT PLATE * 1 18 B2410373000 COUNTER KNIFE * 1 19 SS7080310SP SCREW 1/8-44 L=3.0 * 2 20 B24063730A0 MOVING KNIFE ASM. * 1 21 SD0600095TH HINGE SCREW D=6 H=0.85 * 1 22 40041106 ASSY_LOOP_POSITIONING_FINGER_CAM 1 23 26003103 LOOP POSITIONING FINGER CAM 1 24 SS8110410TP SCREW 11/64-40 L=3.5 * 2 25 40038482 ASSY_CAM_AND_LOOPER_SLEEVE 1 26 26015503 CAM AND LOOPER SLEEVE * 1 27 SS8150410TP SCREW 15/64-28 L=4.0 * 2 28 26015404 LOOP POSITIONING FINGER CAM 1 29 SS8110310SP SCREW 11/64-40 L=2.8 1 30 26015305 LOOPER SHAFT BUSHING FRONT 2 31 SM8061010TP SCREW 1 32 40038111 LOOPER SHAFT 1 33 40098872 COLLER ASSY 1 34 40097991 COLLER 1 35 SS8110422TP SCREW 11/64-40 L=4 * 1 36 SM1040870TP SCREW * 2 37 B10042700A0 LOOPER SHAFT DRIVEN GEAR ASM. 3 38 SS860612TP SCREW 1/4-40 L=6 * 1 39 B1215372A00 THRUST BALL BEARING 2 40 26013102 LOOPER SHAFT BUSHING REAR 1 41 B121373NA0 WORM WHEEL ASM. 1 42 B1221373N00 WORM * 1 43 SS660712TP SCREW 1/4-40 L=7.0 * 2 44 B1220372000 CAM SHAFT DRIVEN GEAR * 1 45 SS860612TP SCREW 1/4-40 L=6 * 2 46 B1239372000 LOOPER 1 jintex.in

Page 11 — NIPPER & THREAD TENSION PARTS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 11
RefPart numberPart nameQty
1SCREW
2BRACKET
3SCREW
4NUT
5PIN
6LEVER
7PIN
8SPRING
9PIN
10SCREW
11SPRING
12BLOCK
13SCREW
14SPRING
15PIN
16BRACKET
17PIN
18PIN
19SCREW
20WASHER
21BRACKET
22BRACKET
23ROD
24SPRING
25CAP
26CAP
27WASHER
28SPRING
29SPRING
30SPRING
31SHAFT
32SHAFT
33NUT
34PIN
35SCREW
36BRACKET
37BRACKET
38CAP
39SPRING
40SPRING
41SHAFT
42SHAFT
43PIN
44PLATE
45NUT
46SCREW
47BRACKET
48PIN
49WASHER
50SCREW
51SCREW
52SPRING
53PIN
54NUT
55SCREW
56NUT
57BRACKET
58BRACKET
59SCREW
60WASHER

NIPPER & THREAD TENSION PARTS COMPONENTS 26 25 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 2 57 58 59 50 49 51 48 55 56 47 46 44 1 3 4 5 6 7 8 9 10 11 12 13 14 17 52 53 15 54 45 16 18 19 20 21 22 23 jintex.in

Page 12 — NIPPER & THREAD TENSION PARTS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 12
RefPart numberPart nameQty
SM4061255SPSCREW M6 L=121
40038205NEEDLE_BAR_GUARD1
SD0791276TPSHOULDER SCREW1
NM6030001SNNUT2
26020602NUT1
26000950NIPPER COMPL.1
26020503LOOPER SHAFT BUSHING REAR1
40041077NIPPER_BAR_BLOCK_SPRING1
40038492NIPPER_BAR_BLOCK_SPRING_SCREW1
SD0402001TPHINGE SCREW D=4 H=201
26020404NIPPER SLIDE BLOCK SPRING1
26020305NIPPER BLOCK1
SD0791506TPSHOULDER SCREW D=7.94 H=151
40038476THREAD_PULL_OFF_LEVER_ASM1
SD0790806TPSHOULDER SCREW D=7.94 H=81
26000455NIPPER BAR ACTUATING LEVER ASM1
26020206THREAD GUIDE PIN2
26019406NIPPER BAR BLOCK SPRING PIN1
SM6040800SPSCREW1
WP0450801SPWASHER1
26019307NIPPER BAR BLOCK1
26019208TENSION LEVER ROCKING PIECE2
40038479NIPPER BAR1
SM6040800SPSCREW1
40038208TENSION_POST_ASM NO.21
40038214TENSION_NUT1
22921407ROTATION STOPPER1
26019901THREAD TENSION SPRING1
26020107THREAD TENSION DISK PRESSER2
26005207THREAD_TENSION_DISK_NO.11
40038210TENSION_POST_NO.21
26019802TENSION_RELEASE_PIN1
NM6060001CPNUT M61
PS0300162KHSPRING PIN 3X161
SM6040800SPSCREW1
WP0450801SPWASHER1
26019109THREAD TENSION RELEASING LEVER1
40038404ASSY_THREAD_TENSION_NO.11
40038408THREAD_TENSION_NUT1
26005306FIRST THREAD TENSION SPRING1
26005207THREAD_TENSION_DISK_NO.12
40038405THREAD_TENSION_POST_NO.11
26019505THREAD GUIDE1
26021402THREAD GUIDE NO.11
NM6040002SNNUT M41
SM4061255SPSCREW M6 L=121
40038396NIPPER_BAR_BEARING_BLOCK1

NIPPER & THREAD TENSION PARTS COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 SM4061255SP SCREW M6 L=12 1 2 40038205 NEEDLE_BAR_GUARD 1 3 SD0791276TP SHOULDER SCREW 1 4 NM6030001SN NUT 2 5 26020602 NUT 1 6 26000950 NIPPER COMPL. 1 7 26020503 LOOPER SHAFT BUSHING REAR 1 8 40041077 NIPPER_BAR_BLOCK_SPRING 1 9 40038492 NIPPER_BAR_BLOCK_SPRING_SCREW 1 10 SD0402001TP HINGE SCREW D=4 H=20 1 11 26020404 NIPPER SLIDE BLOCK SPRING 1 12 26020305 NIPPER BLOCK 1 13 SD0791506TP SHOULDER SCREW D=7.94 H=15 1 14 40038476 THREAD_PULL_OFF_LEVER_ASM 1 15 SD0790806TP SHOULDER SCREW D=7.94 H=8 1 16 26000455 NIPPER BAR ACTUATING LEVER ASM 1 17 26020206 THREAD GUIDE PIN 2 18 26019406 NIPPER BAR BLOCK SPRING PIN 1 19 SM6040800SP SCREW 1 20 WP0450801SP WASHER 1 21 26019307 NIPPER BAR BLOCK 1 22 26019208 TENSION LEVER ROCKING PIECE 2 23 40038479 NIPPER BAR 1 24 SM6040800SP SCREW 1 25 40038208 TENSION_POST_ASM NO.2 1 26 40038214 TENSION_NUT 1 27 22921407 ROTATION STOPPER 1 28 26019901 THREAD TENSION SPRING 1 29 26020107 THREAD TENSION DISK PRESSER 2 30 26005207 THREAD_TENSION_DISK_NO.1 1 31 40038210 TENSION_POST_NO.2 1 32 26019802 TENSION_RELEASE_PIN 1 33 NM6060001CP NUT M6 1 34 PS0300162KH SPRING PIN 3X16 1 35 SM6040800SP SCREW 1 36 WP0450801SP WASHER 1 37 26019109 THREAD TENSION RELEASING LEVER 1 38 40038404 ASSY_THREAD_TENSION_NO.1 1 39 40038408 THREAD_TENSION_NUT 1 40 26005306 FIRST THREAD TENSION SPRING 1 41 26005207 THREAD_TENSION_DISK_NO.1 2 42 40038405 THREAD_TENSION_POST_NO.1 1 43 26019505 THREAD GUIDE 1 44 26021402 THREAD GUIDE NO.1 1 45 NM6040002SN NUT M4 1 46 SM4061255SP SCREW M6 L=12 1 47 40038396 NIPPER_BAR_BEARING_BLOCK 1 jintex.in

Page 13 — NIPPER & THREAD TENSION PARTS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 13
RefPart numberPart nameQty
11SCREW
22BRACKET
33PIN
44NUT
55SLEEVE
66LEVER
77PIN
88SPRING
99PIN
1010SCREW
1111SPRING
1212BLOCK
1313PIN
1414SPRING
1515SHAFT
1616BRACKET
1717PIN
1818SPRING
1919WASHER
2020NUT
2121BRACKET
2222BRACKET
2323SHAFT
2424SPRING
2525CAP
2626CAP
2727WASHER
2828SPRING
2929SPRING
3030CAP
3131SHAFT
3232SHAFT
3333NUT
3434PIN
3535SCREW
3636WASHER
3737BRACKET
3838CAP
3939CAP
4040SPRING
4141SHAFT
4242SHAFT
4343PIN
4444BRACKET
4545NUT
4646SCREW
4747BRACKET
4848SHAFT
4949WASHER
5050SCREW
5151SCREW
5252SPRING
5353SHAFT
5454NUT
5555BOLT
5656NUT
5757BRACKET
5858BRACKET
5959SCREW

NIPPER & THREAD TENSION PARTS COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 53 54 55 56 57 58 59 jintex.in

Page 14 — NIPPER & THREAD TENSION PARTS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 14
RefPart numberPart nameQty
40038206ADJUSTING_SCREW1
WP0550800SPWASHER 5.5X10X0.81
SM7051460TPSCREW M5 L=141
SM6051400SPSCREW1
26019000THREAD TENSION SPRING1
40038207NIPPER_BAR_SPRING_SCREW1
WP0450846SPWASHER1
SM9061403CPSCREW M6 L=141
NM6060001SENUT M61
26021105THREAD GUIDE1
40038320LEVER1
SM6040600SPSCREW M4 L=61
WP0501016SDWASHER 5X10.5X11

NIPPER & THREAD TENSION PARTS COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 48 40038206 ADJUSTING_SCREW 1 49 WP0550800SP WASHER 5.5X10X0.8 1 50 SM7051460TP SCREW M5 L=14 1 51 SM6051400SP SCREW 1 52 26019000 THREAD TENSION SPRING 1 53 40038207 NIPPER_BAR_SPRING_SCREW 1 54 WP0450846SP WASHER 1 55 SM9061403CP SCREW M6 L=14 1 56 NM6060001SE NUT M6 1 57 26021105 THREAD GUIDE 1 58 40038320 LEVER 1 59 SM6040600SP SCREW M4 L=6 1 60 WP0501016SD WASHER 5X10.5X1 1 jintex.in

Page 15 — FEED PLATE COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 15
RefPart numberPart nameQty
6666PIN
6363PLATE
6464PIN
6161SCREW
37-3837-38BRACKET
4444BRACKET
4343NUT
39-4039-40COVER
6565PIN
4242SCREW
4141ARM
3535COVER
3636SCREW
4545ARM
26~2826~28BRACKET
1818SPRING
1414POST
1515BRACKET
1616ARM
1313PIN
1717SCREW
1111PLATE
2525SCREW
66NUT
55BUSHING
88BRACKET
77BRACKET
44PLATE
33PLATE
22SCREW
3030WASHER
1-291-29PLATE
1919BRACKET
2020PLATE
5353SCREW
2222SCREW
2121PLATE
2424PLATE
1313PIN
1717SCREW
1818SPRING
26~2826~28BRACKET
1818SPRING
3232BRACKET
3131BRACKET
3333ARM
1313PIN
3434PLATE
1717SCREW
1313PIN
6060SPRING
48-4948-49PULLEY
4747SHAFT
5050COLLAR
2323SCREW
5151PULLEY
6060SPRING
5858WASHER
5252PULLEY
5454SPRING
5555COLLAR
5757PIN
5656COLLAR
5959BUSHING
5454SPRING

FEED PLATE COMPONENTS MB-1373 MB-1377 jintex.in

Page 16 — FEED PLATE COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 16
RefPart numberPart nameQty
B2529373000FEED PLATE, SMALL BUTTON1
SS9120643TPSCREW 3/16-28 L=62
26024604INDICATOR PIN BEARING BLOCK1
26024901CROSSWISE FEED INDICATOR1
26024703CROSSWISE FEED INDICATOR PIN1
NM6060001CPNUT M61
40038498SLIDE_PLATE_CONNECTING_LINK1
SD0640481SPHINGE SCREW D= 6.35 H= 4.81
40038499STUD1
26024208INTERMEDI CONNECTING LINK1
40041052CROSSWISE_FEED_GRADVATED_PLATE1
NM6050001SPNUT M51
26023200CAM ROLL2
40041030LENGTHWISE_FEED_LEVER_ARM_13731
40038439LENGTHWISE_FEED_LEVER_SLIDE1
40041029FEED_LEVER_13731
40038496CAM_ROLL_SCREW_STUD1
SM8061212TPSCREW M6X121
26025106SPACER PLATE2
40038463FEED_PLATE1
26024208INTERMEDI CONNECTING LINK1
SD0640481SPHINGE SCREW D= 6.35 H= 4.81
40098330HINGE_SCREW_FOW_CROSSWISE_FEED1
40038453CROSSWISE_FEED_LEVER1
B1161227000RIVET2
40041055FEED_STUD_A
40041056FEED_STUD_B
40041057FEED_STUD_C
D2529373B00AFEED PLATE,SMALLBUTTON1
WP0501016SDWASHER 5X10.5X12
40038469LENGTHWISE_FEED_LEVER_ARM
40038439LENGTHWISE_FEED_LEVER_SLIDE
40038432FEED_LEVER_L
40038433FEED_LEVER_R
40041061FEED_KNOB_GUIDE_PLATE2
SM9050813SESCREW M5X0.8 L=81
40042279PLATE_BASE_(MB-1373)
40038436PLATE_BASE_(MB-1377)
40038313GRADUATE_PLATE(MB-1373)
40038314GRADUATE_PLATE(MB-1377)
40042281HANDLE_AND_INDICATOR_SPRING1
SM4040655SPSCREW M4 L=62
SM4050855SPSCREW2
40038442KNOB1
40040965INDICATOR_SPRING_CONNECTING_LINK1
SD0640976TPSHOULDER SCREW D=6.35 H=9.72
40038444CAM_SHAFT1

FEED PLATE COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 B2529373000 FEED PLATE, SMALL BUTTON 1 2 SS9120643TP SCREW 3/16-28 L=6 2 3 26024604 INDICATOR PIN BEARING BLOCK 1 4 26024901 CROSSWISE FEED INDICATOR 1 5 26024703 CROSSWISE FEED INDICATOR PIN 1 6 NM6060001CP NUT M6 1 7 40038498 SLIDE_PLATE_CONNECTING_LINK 1 8 SD0640481SP HINGE SCREW D= 6.35 H= 4.8 1 9 40038499 STUD 1 10 26024208 INTERMEDI CONNECTING LINK 1 11 40041052 CROSSWISE_FEED_GRADVATED_PLATE 1 12 NM6050001SP NUT M5 1 13 26023200 CAM ROLL 2 14 40041030 LENGTHWISE_FEED_LEVER_ARM_1373 1 15 40038439 LENGTHWISE_FEED_LEVER_SLIDE 1 16 40041029 FEED_LEVER_1373 1 17 40038496 CAM_ROLL_SCREW_STUD 1 18 SM8061212TP SCREW M6X12 1 19 26025106 SPACER PLATE 2 20 40038463 FEED_PLATE 1 21 26024208 INTERMEDI CONNECTING LINK 1 22 SD0640481SP HINGE SCREW D= 6.35 H= 4.8 1 23 40098330 HINGE_SCREW_FOW_CROSSWISE_FEED 1 24 40038453 CROSSWISE_FEED_LEVER 1 25 B1161227000 RIVET 2 26 40041055 FEED_STUD_A SELECTIVE PARTS 1 27 40041056 FEED_STUD_B SELECTIVE PARTS 1 28 40041057 FEED_STUD_C SELECTIVE PARTS 1 29 D2529373B00A FEED PLATE,SMALLBUTTON 1 30 WP0501016SD WASHER 5X10.5X1 2 31 40038469 LENGTHWISE_FEED_LEVER_ARM FOR MB-1377 1 32 40038439 LENGTHWISE_FEED_LEVER_SLIDE 1 33 40038432 FEED_LEVER_L 1 34 40038433 FEED_LEVER_R 1 35 40041061 FEED_KNOB_GUIDE_PLATE 2 36 SM9050813SE SCREW M5X0.8 L=8 1 37 40042279 PLATE_BASE_(MB-1373) FOR MB-1377 1 38 40038436 PLATE_BASE_(MB-1377) FOR MB-1377 1 39 40038313 GRADUATE_PLATE(MB-1373) FOR MB-1373 1 40 40038314 GRADUATE_PLATE(MB-1377) FOR MB-1377 1 41 40042281 HANDLE_AND_INDICATOR_SPRING 1 42 SM4040655SP SCREW M4 L=6 2 43 SM4050855SP SCREW 2 44 40038442 KNOB 1 45 40040965 INDICATOR_SPRING_CONNECTING_LINK 1 46 SD0640976TP SHOULDER SCREW D=6.35 H=9.7 2 47 40038444 CAM_SHAFT 1 jintex.in

Page 17

Juki MB-1373 / MB-1377 (47 pages) parts on page 17
RefPart numberPart nameQty
66PIN
63FEED PLATE
64PIN
61SCREW
37-38BRACKET
44BRACKET
43SCREW
39-40COVER
65PIN
42SCREW
41LINK
35COVER
36SCREW
45LINK
26~28SCREW
18SPRING
14BRACKET
15BRACKET
13PIN
16LINK
17SCREW
11PLATE
25SCREW
6NUT
5WASHER
8SCREW
7PLATE
4BRACKET
3BRACKET
2SCREW
30WASHER
1-29BRACKET
10BRACKET
9BRACKET
22SCREW
53SCREW
21BRACKET
19BRACKET
20PLATE
24BRACKET
23SCREW
48-49PULLEY
60SPRING
47SHAFT
50COLLAR
51PULLEY
52PULLEY
54SPRING
55BRACKET
57SCREW
56COLLAR
59COLLAR
58WASHER
31BRACKET
32BRACKET
33LINK
34BRACKET

FEED PLATE COMPONENTS MB-1373 MB-1377

Page 18 — FEED PLATE COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 18
RefPart numberPart nameQty
40041032LENGTHWISE_FEED_CAM(X)
B2506373000ALONGITUDINAL_FEED_CAM
26022509CAM SHAFT BUSHING.LEFT
40041033LATERAL_FEED_CAM
40041025LONGITUDINAL_FEED_CAM_A
SD0640486TPSHOULDER SCREW D=6.35 H=4.8
SS8681412TPSCREW 9/32-28 L=13.5
40040964THRUST_COLLAR ASSY
40040961THRUST_COLLAR
SM8060552TPSCREW M6 L=5
40042081SPACER
26022400CAM SHAFT BUSHING.RIGHT
SS8681412TPSCREW 9/32-28 L=13.5
SM6050800SPSCREW M5 L=8
40041045OIL_RETAINING_FELT
40041044FEED_SHOULDER_SCREW_FELT
CQ252000000OIL WICK
CQ3000000F0OIL FELT
EA9500B0100CABLE BAND
CQ252000000OIL WICK

FEED PLATE COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 48 40041032 LENGTHWISE_FEED_CAM(X) FOR MB-1373 1 49 B2506373000A LONGITUDINAL_FEED_CAM 1 50 26022509 CAM SHAFT BUSHING.LEFT 1 51 40041033 LATERAL_FEED_CAM 1 52 40041025 LONGITUDINAL_FEED_CAM_A FOR MB-1377 1 53 SD0640486TP SHOULDER SCREW D=6.35 H=4.8 1 54 SS8681412TP SCREW 9/32-28 L=13.5 FOR MB-1377 2 55 40040964 THRUST_COLLAR ASSY FOR MB-1373 1 56 40040961 THRUST_COLLAR * 1 57 SM8060552TP SCREW M6 L=5 * 2 58 40042081 SPACER FOR MB-1377 1 59 26022400 CAM SHAFT BUSHING.RIGHT 1 60 SS8681412TP SCREW 9/32-28 L=13.5 4 61 SM6050800SP SCREW M5 L=8 1 62 40041045 OIL_RETAINING_FELT 1 63 40041044 FEED_SHOULDER_SCREW_FELT 1 64 CQ252000000 OIL WICK 0.06 65 CQ3000000F0 OIL FELT 0.06 66 EA9500B0100 CABLE BAND 4 67 CQ252000000 OIL WICK 0.3 jintex.in

Page 19

Juki MB-1373 / MB-1377 (47 pages) parts on page 19
RefPart numberPart nameQty
1LINK
2SHAFT
3PIN
4WASHER
5WASHER
6~8WASHER
9WASHER
10WASHER
11WASHER
12WASHER
13SPRING
14WASHER
15LEVER
16SHAFT
17COLLAR
18COLLAR
19SHAFT
20COLLAR
21SCREW
22SCREW
23SHAFT
24COLLAR
25COLLAR
26SCREW
27SHAFT
28COLLAR
29BRACKET
30BRACKET
31BRACKET
32SCREW
33SCREW
34WASHER
35COLLAR
36SHAFT
37SCREW
38LEVER
39SCREW
40ROD END
41WASHER
42NUT
43SPRING
44NUT
45NUT
46SCREW
47SCREW
48NUT
49NUT
50BRACKET
51SCREW
53BRACKET
54SCREW
55LINK
56PIN
57SPRING
58COLLAR

BUTTON CLAMP LIFTER COMPONENT 1 2 3 4 5 6~8 9 10 11 12 13 14 15 16 17 18 19 20 21 21 22 23 24 25 26 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 53 54 55 56 57 58 jintex.in

Page 20 — BUTTON CLAMP LIFTER COMPONENT

Juki MB-1373 / MB-1377 (47 pages) parts on page 20
RefPart numberPart nameQty
40038119LIFTING LEVER1
26018101BUSHING1
40038116NEEDLE_BAR_LEVER1
WP0851216SCWASHER 8.5X18.0X1.21
B4420373000CUSHION1
WP0851216SCWASHER 8.5X18.0X1.2
WP0751576SDWASHER 7.5X19X1.5
10510808WASHER
WP0751576SDWASHER 7.5X19X1.51
WP0751576SDWASHER 7.5X19X1.51
B4420373000CUSHION1
WP0703516SPWASHER 7X20X3.51
26033407SPRING1
26033308WASHER1
B4411373000BUTTON CLAMP LIFTING LINK1
40040962ASSY_SLIDING_ROLLER1
40040953SLIDING_ROLLER
SM8060612TPSCREW M6 L=6
40038321ECCENTRIC_CAM1
40038398ECCENTRIC_CAM
SM8060612TPSCREW M6 L=6
SD0640481SPHINGE SCREW D= 6.35 H= 4.81
40120628BUTTON_CLAMP_LIFTING_LINK1
CS0950810SHTHRUST COLLAR ASM. D=9.5 W=82
CS0950816SHTHRUST COLLAR D=9.5 W=8
SS8110410TPSCREW 11/64-40 L= 3.5
40038445LEVER_SHAFT1
SM8061010TPSCREW2
26032508LIFTING_LINK1
40038414LIFTING_PLATE_GUIDE_ROD_ASM1
40038413LIFTING_PLATE_GUIDE_ROD
SM6051600SPSCREW M5 L=16
SD0640211SPHINGE SCREW D= 6.35 H= 2.11
WP0330501SBWASHER M31
40038283L_TYPE_LIFTING_BAR_ROLLER1
40038502BUTTON_CLAMP_LIFTING_ROD_A1
SM6061002TPSCREW M6 L=101
40038428CONNECTING_LINK_FRONT1
26022202JOINT STUD1
B1632180000FEED ADJUSTING JOINT1
WP0510516SDWASHER 5.1X7.5X0.51
NM6050001SPNUT M52
40038219CONNECTING_SCREW1
NM6080021SPNUT M8 TYPE12
40038429CONNECTING_LINK_REAR1
SD0640323TPHINGE SCREW D= 6.35 H= 3.21
SD0790402TPHINGE SCREW D= 7.94 H= 41

BUTTON CLAMP LIFTER COMPONENT No. Parts No. Parts name Remarks Level Cons Qty 1 40038119 LIFTING LEVER 1 2 26018101 BUSHING 1 3 40038116 NEEDLE_BAR_LEVER 1 4 WP0851216SC WASHER 8.5X18.0X1.2 1 5 B4420373000 CUSHION 1 6 WP0851216SC WASHER 8.5X18.0X1.2 SELECTIVE PARTS (USE OF ONE PARTS) 1 7 WP0751576SD WASHER 7.5X19X1.5 SELECTIVE PARTS (USE OF ONE PARTS) 1 8 10510808 WASHER SELECTIVE PARTS (USE OF ONE PARTS) 1 9 WP0751576SD WASHER 7.5X19X1.5 1 10 WP0751576SD WASHER 7.5X19X1.5 1 11 B4420373000 CUSHION 1 12 WP0703516SP WASHER 7X20X3.5 1 13 26033407 SPRING 1 14 26033308 WASHER 1 15 B4411373000 BUTTON CLAMP LIFTING LINK 1 16 40040962 ASSY_SLIDING_ROLLER 1 17 40040953 SLIDING_ROLLER * 1 18 SM8060612TP SCREW M6 L=6 * 1 19 40038321 ECCENTRIC_CAM 1 20 40038398 ECCENTRIC_CAM * 1 21 SM8060612TP SCREW M6 L=6 * 2 22 SD0640481SP HINGE SCREW D= 6.35 H= 4.8 1 23 40120628 BUTTON_CLAMP_LIFTING_LINK 1 24 CS0950810SH THRUST COLLAR ASM. D=9.5 W=8 2 25 CS0950816SH THRUST COLLAR D=9.5 W=8 * 1 26 SS8110410TP SCREW 11/64-40 L= 3.5 * 2 27 40038445 LEVER_SHAFT 1 28 SM8061010TP SCREW 2 29 26032508 LIFTING_LINK 1 30 40038414 LIFTING_PLATE_GUIDE_ROD_ASM 1 31 40038413 LIFTING_PLATE_GUIDE_ROD * 1 32 SM6051600SP SCREW M5 L=16 * 1 33 SD0640211SP HINGE SCREW D= 6.35 H= 2.1 1 34 WP0330501SB WASHER M3 1 35 40038283 L_TYPE_LIFTING_BAR_ROLLER 1 36 40038502 BUTTON_CLAMP_LIFTING_ROD_A 1 37 SM6061002TP SCREW M6 L=10 1 38 40038428 CONNECTING_LINK_FRONT 1 39 26022202 JOINT STUD 1 40 B1632180000 FEED ADJUSTING JOINT 1 41 WP0510516SD WASHER 5.1X7.5X0.5 1 42 NM6050001SP NUT M5 2 43 40038219 CONNECTING_SCREW 1 44 NM6080021SP NUT M8 TYPE1 2 45 40038429 CONNECTING_LINK_REAR 1 46 SD0640323TP HINGE SCREW D= 6.35 H= 3.2 1 47 SD0790402TP HINGE SCREW D= 7.94 H= 4 1 jintex.in

Page 21 — BUTTON CLAMP LIFTER COMPONENT

Juki MB-1373 / MB-1377 (47 pages) parts on page 21
RefPart numberPart nameQty
11
22
33
44
55
6~86~8
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2121
2222
2323
2424
2525
2626
2626
2727
2828
2929
3030
3131
3232
3333
3434
3535
3636
3737
3838
3939
4040
4141
4242
4343
4444
4545
4646
4747
4848
4949
5050
5151
5353
5454
5555
5656
5757
5858

BUTTON CLAMP LIFTER COMPONENT 1 2 3 4 5 6~8 9 10 11 12 13 14 15 16 17 18 19 20 21 21 22 23 24 25 26 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 53 54 55 56 57 58 jintex.in

Page 22 — BUTTON CLAMP LIFTER COMPONENT

Juki MB-1373 / MB-1377 (47 pages) parts on page 22
RefPart numberPart nameQty
48NS6620310SPNUT 3/16-321
49NS6150310SPNUT 15/64-281
5040038397THREAD TRIMMING LEVER1
51SD0790316TPSHOULDER SCREW D=7.94 H=3.11
52NM6050001SPNUT M51
5340038495THREAD_TRIM_LEVER_BASE1
54SM7051460TPSCREW M5 L=142
5526021709THREAD TRIMMING LINK1
56SD0641322TPHINGE SCREW D=6.35 H=13.21
5726033605SPRING1
58SM6030402TPSCREW M3X0.5 L=41

BUTTON CLAMP LIFTER COMPONENT No. Parts No. Parts name Remarks Level Cons Qty 48 NS6620310SP NUT 3/16-32 1 49 NS6150310SP NUT 15/64-28 1 50 40038397 THREAD TRIMMING LEVER 1 51 SD0790316TP SHOULDER SCREW D=7.94 H=3.1 1 52 NM6050001SP NUT M5 1 53 40038495 THREAD_TRIM_LEVER_BASE 1 54 SM7051460TP SCREW M5 L=14 2 55 26021709 THREAD TRIMMING LINK 1 56 SD0641322TP HINGE SCREW D=6.35 H=13.2 1 57 26033605 SPRING 1 58 SM6030402TP SCREW M3X0.5 L=4 1 jintex.in

Page 23 — NEEDLE DRIVING PULLEY SHAFT COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 23
RefPart numberPart nameQty
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
2727
2828
2929
3030
3131

NEEDLE DRIVING PULLEY SHAFT COMPONENTS 8 29 30 21 20 19 16 18 15 25 24 23 14 13 12 11 10 9 6 5 7 22 4 3 2 1 26 27 28 31

Page 24 — NEEDLE DRIVING PULLEY SHAFT COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 24
RefPart numberPart nameQty
B1203372000BALL LARGE1
26012401PULLEY INSERT1
40038203BALL_SMALL1
26012500SPRING1
40038169DRIVING_PULLEY_ASM.1
40038175DRIVING PULLEY
SM8040612TPSCREW M4 L=6
40038449NEEDLE DRIVING PULLEY SHAFT1
B1243372000NEEDLE BEARING2
26012609GREASE RTETAINING WICK1
26012708RETAINING WASHER1
SM6062450TPSCREW M6 L=23.52
WP0621026SPWASHER 6.2X9.5X12
B1208372000NEEDLE DRIVING PULLEY CLUTCH D1
40038137STOP.MOTION.DISC.ASM.1
40038135STOP.MOTION.DISC.LATCH.A
40038136STOP.MOTION.DISC.LATCH.B
40038138STOP.MOTION.DISC
40038139STOP.MOTION.PAWL.SHAFT
40038140STOP.MOTION.DISC.WASHER
SM6060550TPSCREW M6 L=4.5
CM500200001DIRECTION LABEL.1
SM8080812TPSCREW M8X81
SM8081752TPSCREW M8 L=171
NM6060003SPNUT M6 TYPE32
B1215372B00THRUST BALL BEARING1
SM8061010TPSCREW1
40038461PULLEY.SHAFT.BUSHING.RIGHT1
40042148PULLEY.SHAFT.BUSHING.LEFT1
B12173720BADRIVING GEAR (A) ASM.1
26018309OIL WICK1

NEEDLE DRIVING PULLEY SHAFT COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 B1203372000 BALL LARGE 1 2 26012401 PULLEY INSERT 1 3 40038203 BALL_SMALL 1 4 26012500 SPRING 1 5 40038169 DRIVING_PULLEY_ASM. 1 6 40038175 DRIVING PULLEY * 1 7 SM8040612TP SCREW M4 L=6 * 1 8 40038449 NEEDLE DRIVING PULLEY SHAFT 1 9 B1243372000 NEEDLE BEARING 2 10 26012609 GREASE RTETAINING WICK 1 11 26012708 RETAINING WASHER 1 12 SM6062450TP SCREW M6 L=23.5 2 13 WP0621026SP WASHER 6.2X9.5X1 2 14 B1208372000 NEEDLE DRIVING PULLEY CLUTCH D 1 15 40038137 STOP.MOTION.DISC.ASM. 1 16 40038135 STOP.MOTION.DISC.LATCH.A * 1 17 40038136 STOP.MOTION.DISC.LATCH.B * 1 18 40038138 STOP.MOTION.DISC * 1 19 40038139 STOP.MOTION.PAWL.SHAFT * 2 20 40038140 STOP.MOTION.DISC.WASHER * 1 21 SM6060550TP SCREW M6 L=4.5 * 1 22 CM500200001 DIRECTION LABEL. 1 23 SM8080812TP SCREW M8X8 1 24 SM8081752TP SCREW M8 L=17 1 25 NM6060003SP NUT M6 TYPE3 2 26 B1215372B00 THRUST BALL BEARING 1 27 SM8061010TP SCREW 1 28 40038461 PULLEY.SHAFT.BUSHING.RIGHT 1 29 40042148 PULLEY.SHAFT.BUSHING.LEFT 1 30 B12173720BA DRIVING GEAR (A) ASM. 1 31 26018309 OIL WICK 1

Page 25 — NEEDLE BAR DRIVING MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 25
RefPart numberPart nameQty
11NEEDLE BAR
22NEEDLE BAR BUSH
33NEEDLE BAR BUSH
44CLAMP
55CLAMP
66SCREW
77NEEDLE BAR CONNECTING ROD
8~108~10CONNECTING ROD BUSH
1111NEEDLE BAR CONNECTING ROD
1212CONNECTING ROD
1313SCREW
1414SCREW
1515WASHER
1616NEEDLE BAR CONNECTING ROD
1717SCREW
1818ECCENTRIC DISC
1919CONNECTING ROD
2020ECCENTRIC WHEEL
2121SCREW
2222SCREW
2323NEEDLE BAR CONNECTING ROD
2424WASHER
2525WASHER

NEEDLE BAR DRIVING MECHANISM COMPONENTS jintex.in

Page 26 — NEEDLE BAR DRIVING MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 26
RefPart numberPart nameQty
SS7080510TPSCREW 1/8-44 L=4.51
14606107NEEDLE ROD1
26017707NEEDLE BAR BUSHING LOWER1
40040951NEEDLE BAR BALANCE1
40040952NEEDLE BAR CLAMP1
SM6041200SPSCREW M4 L=121
40038142NEEDLE BAR BUSHING UPPER
40038120NEEDLE BAR SLIDE BLOCK A
40038121NEEDLE BAR SLIDE BLOCK B
40038122NEEDLE BAR SLIDE BLOCK C
MTQ100B1600NEEDLE TQX1 #161
40038117NEEDLE BAR DRIVING LEVER1
SM9061403CPSCREW M6 L=142
SD0950804TPSHOULDER SCREW D=9.53 H=81
26018705WASHER0.1
CQ202000000OIL WICK2
SS2110920TPSCREW 11/64-40 L=8.51
26018606THRUST HOLDER1
26018408CRANK ROD1
26018507ECCENTRIC CAM1
SS860612TPSCREW 1/4-40 L=61
SS860942TPSCREW 1/4-40 L=8.51
26018309OIL WICK1
40041045OIL RETAINING FELT1
CQ2500000F0OIL WICK0.01

NEEDLE BAR DRIVING MECHANISM COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 SS7080510TP SCREW 1/8-44 L=4.5 1 2 14606107 NEEDLE ROD 1 3 26017707 NEEDLE BAR BUSHING LOWER 1 4 40040951 NEEDLE BAR BALANCE 1 5 40040952 NEEDLE BAR CLAMP 1 6 SM6041200SP SCREW M4 L=12 1 7 40038142 NEEDLE BAR BUSHING UPPER SELECTIVE PARTS 1 8 40038120 NEEDLE BAR SLIDE BLOCK A SELECTIVE PARTS 1 9 40038121 NEEDLE BAR SLIDE BLOCK B SELECTIVE PARTS 1 10 40038122 NEEDLE BAR SLIDE BLOCK C SELECTIVE PARTS 1 11 MTQ100B1600 NEEDLE TQX1 #16 1 12 40038117 NEEDLE BAR DRIVING LEVER 1 13 SM9061403CP SCREW M6 L=14 2 14 SD0950804TP SHOULDER SCREW D=9.53 H=8 1 15 26018705 WASHER 0.1 16 CQ202000000 OIL WICK 2 17 SS2110920TP SCREW 11/64-40 L=8.5 1 18 26018606 THRUST HOLDER 1 19 26018408 CRANK ROD 1 20 26018507 ECCENTRIC CAM 1 21 SS860612TP SCREW 1/4-40 L=6 1 22 SS860942TP SCREW 1/4-40 L=8.5 1 23 26018309 OIL WICK 1 24 40041045 OIL RETAINING FELT 1 25 CQ2500000F0 OIL WICK 0.01 jintex.in

Page 27 — STOP MOTION MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 27
RefPart numberPart nameQty
1SHAFT
2NUT
3BRACKET
4WASHER
5BRACKET
6WASHER
7SPRING
8COLLAR
9WASHER
10NUT
11SHAFT
12SCREW
13SCREW
14NUT
15SCREW
16NUT
17BUSHING
18COLLAR
19WASHER
20NUT
21PIN
22LEVER
23BRACKET
24SCREW
25SPRING
26SPRING
27PIN
28SPRING
29BRACKET
30LEVER

STOP MOTION MECHANISM COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 jintex.in

Page 28 — STOP MOTION MECHANISM COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 28
RefPart numberPart nameQty
26027805STOP MOTION PLUNGER ROD1
NM6060003SPNUT M6 TYPE31
40038118CROSSING HOOK1
SM6061150TPSCREW M6 L=111
40038270STOP_MOTION_PLUNGER_LEVER1
26229104WASHER2
40038110STOP MOTION SPRING30
B2608280000RUBBER CUSHION4
26030601WASHER1
NS6680410SPNUT 9/32-282
40038448STOP_MOTION_SHAFT1
40042437SCREW1
SS8151570SPSCREW 15/64-28 L=15.01
NS6150310SPNUT 15/64-281
SD0680276TPSHOULDER SCREW D=6.8 H=2.71
NM6060001CPNUT M61
SD0800706TPSHOULDER SCREW D=8 H=71
40087058STITCH ADJUSTING ROLLER1
WP0612066SPWASHER 6.1X11X21
26019604WASHER1
SM9061003CPSCREW M6 L=101
40038160STOP_MOTION_TRIP_LEVER1
26028308STOP_MOTION_TRIP_LEVER_BRACKET1
SM9061250TPSCREW M6 L=122
22924906OIL REGULATOR SCREW SPRING1
13160304S SHAPED HOOK1
26028001STOP MOTION LEVER SPRING PIN1
40038410STOP_MOTION_LEVER_SPRING1
40040940SCREW_STUD1
B2611373N00PRESSURE APPLYING LEVER1

STOP MOTION MECHANISM COMPONENTS No. Parts No. Parts name Remarks Level Cons Qty 1 26027805 STOP MOTION PLUNGER ROD 1 2 NM6060003SP NUT M6 TYPE3 1 3 40038118 CROSSING HOOK 1 4 SM6061150TP SCREW M6 L=11 1 5 40038270 STOP_MOTION_PLUNGER_LEVER 1 6 26229104 WASHER 2 7 40038110 STOP MOTION SPRING 30 8 B2608280000 RUBBER CUSHION 4 9 26030601 WASHER 1 10 NS6680410SP NUT 9/32-28 2 11 40038448 STOP_MOTION_SHAFT 1 12 40042437 SCREW 1 13 SS8151570SP SCREW 15/64-28 L=15.0 1 14 NS6150310SP NUT 15/64-28 1 15 SD0680276TP SHOULDER SCREW D=6.8 H=2.7 1 16 NM6060001CP NUT M6 1 17 SD0800706TP SHOULDER SCREW D=8 H=7 1 18 40087058 STITCH ADJUSTING ROLLER 1 19 WP0612066SP WASHER 6.1X11X2 1 20 26019604 WASHER 1 21 SM9061003CP SCREW M6 L=10 1 22 40038160 STOP_MOTION_TRIP_LEVER 1 23 26028308 STOP_MOTION_TRIP_LEVER_BRACKET 1 24 SM9061250TP SCREW M6 L=12 2 25 22924906 OIL REGULATOR SCREW SPRING 1 26 13160304 S SHAPED HOOK 1 27 26028001 STOP MOTION LEVER SPRING PIN 1 28 40038410 STOP_MOTION_LEVER_SPRING 1 29 40040940 SCREW_STUD 1 30 B2611373N00 PRESSURE APPLYING LEVER 1

Page 29 — STITCH SELECTING PARTS COMPONENTS

Juki MB-1373 / MB-1377 (47 pages) parts on page 29
RefPart numberPart nameQty
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
2727
2828
2929
3030
3131
3232
3333
3434
3535
3636
3737
3838

STITCH SELECTING PARTS COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 jintex.in