Jack JK-373 User Manual

JK-T373

~141-F*

PARTS BOOK

New

JACK

Sewing

Machine

2013

Revised edition in April, 2013

~

4 JiWj

-,

tB.ItfL~iiJfti:IButton

clamp

mechanism

components

33

®

28

38

1

xxxx

3

40902001
412S14002

4
5

409S12001

6

40928001
300145

7
8 4091200100
9

409S20001

10

40912002

11

409S20002

12

409S20003

13

40912003

14

409S16001

15

40901003

16

4091200400

17

40912005

18

40912006

19

P03007

20

409Sll002

21

4091200700

22

40912008

23

40912009

24

P03007

25

409Sll002

26

409S20004

27

409S20005

28

40927001

29

412S14002

31

40902002

32

H05007

33

402S16003

34

409S30001

35

409S30002

36

40927002

37

409S16003

38

40927003

'Hl.tttfHtt C tL)

4'~2.

5X6

4'~2.

5X6

1 82547-372-0BA

1 B2546-372-000
1 SS-7150940-SP

2 SS-9621413-SP
2

WP-0501016-SD

1 B2542-372-00A
1

B2547-372-0CO

1 SD-0550301-SP
1 B2547-372-000
1 SD-0550181-SP
1 B2549-372-000
1 B2548-372-000
1 B2553-372-000
1 B2552-372-000
1

B2555-372-0AO

1 B2555-372-000
1 B2556-372-000

1

----

1 SS-7090410-SP
1

B2557-372-0AO

1 B2557-372-000
1 B2558-372-000

1

----

1 SS-7090410-SP

2 B2560-372-000
2 SD-0640391-TP

1 B2561-372-000
1 SS-7150940-SP
1 B2540-372-000

1

GB/T896-1986

2 NS-6150430-SP

1 B2543-372-000-A
1 B2544-372-000
1 B2545-372-000

2 NS-6660511-SP

1 B3130-372-000-B

Description
Flat

Button clamu
Screw 15/64-28

button

clamp

lifing

L=9
Screw 3/16-32 L=13.5
Washer
Button clamp
.Taw
Hinge screw

Taw
Hinge screw
ClamD
Snap

5X

10.

lever

holder

lever

holder

screw A

fasterner

5X 1

holder
D=5.5
D=5.5

clamp

asm.

H=1.8
H=1.8

Nut
Button clamp
Button clamp
Button clamu
Button holding
Button clamp
Screw 9/64-40
Button clamp
Button clamp
Button holding
Button clamu
Screw 9/64-40
Button clamp stou
Hinge screw
Button clamp
Screw 15/64-28
Hinge

pin

SnaD

ring

Nut

15/64-28
Pick-uu
Button clamp
Pressure
Nut

1/4

slide
lever
lever

locating

L=3.
lever
lever

locating

L=3.

D=6.35

spring

device

pressure

adiusting

_jaw

iaw(left)

suring

5

iaw

iaw(right)

spring

5
uin

H=3.9

L=9

stouuer

spring

Finger guard

asm.

rod

stop

lever

left

left

uin

right

right
Din

uin

adiuseting

A

_,

fn.;leiiJfi:/Arm & miscellaneous

cover

components

28

81

~

38

27

37

41

~

42

1 4091201000 1 B260-38752

2

409S11003
3 40927004
4

40902003
5 4091201200
6

40913001

40927004

7
8

H05007
9

409S11004

10

40913002

11

xxxx

12

X X X X 1 178-02216

13

X X X X 1 101-29104

14

X X X X 1 B1136-850-000

15

X X X X

16

X X X X 1 250-02808

17

H05007

18

409S11003

19

X X X X 100-04109

20

300146

21

20131063

22

300147

23

S05024

25

P02002

26

409S30003

27

40912016

28

412S14002

29

4091100100

30

40926002

31

40926002

32

409S11005

33

40923001

34

40912017

35

40912017

36

409S11006

37

409S11007

38

40923002

39

X X X X

40

409S20006

41

40911003

42

40902005

43

X X X X 1 Bll10-377-000

44

412S14002

45

40901004

46

412S14002

47

40228001

48

40911004

49

40912018

!10

X X X X R:i11!1-:i7?-nnn

I~IHM8X30

11~6

X

32

4 SS-4120915-SP

1

B3149-123-AOO

1 B3127-372-000
1 260-01164

2 260-01404

1 260-01305
1

----

1 SS-7110340-SP
1 B3108-372-000
1

B3109-372-0AO

1 250-02809
1

----

8 SS-4120915-SP

1 260-12104
1

CM-3002001-B1

1 260-12005

4

SM-6083042-CH

2

----

Bll28-372-000
B1119-373-000
SS-8150710-SP

2

1780-18458
B2504-372-00A
B2504-372-00A
SS-7110840-SP
B3503-372-0AO-A
Bll27-372-000-A
Bll27-372-000-A

2 SS-7120640-SP

SS-4110815-SP

2

B1104-372-AOO
B1104-372-BOO

1 SD-0600271-SP
1 260-11502
1 Bll1 0-372-000

2 SS-8150710-SP

1 Bll 03-372-000

2 SS-8150710-SP
3

WS-0650389-KP

1 260-11403
1 260-03608

Description

plate

Face
Screw 3/16-28
Tension

N~er

N~er

N~er

Nipper
E-ring

releasiQK
relesioQK_g_uide
relesioQK
relesiong
3

L=9

sprig

stud
dies

spring

Screw 11/64-40 L=3.2
Thread guide
Thread

tension
Tension
Thread

_Q_resser
Tension
Thread
Thread

tension
tension

N0.4

NO. 3 asm.

adiustin_g_ base

_Q_late

sprig

B

stud

nut
E-riQK 3
Screw 3/16-28
Ground
Side
Safety
Side
Screw
Guide

mark

_Q_late

label

plate

M8

_Q_in

L=9

left

12

right

L=30

Set screw
Bed

oil

shield
Screw 15/64-28
Button
Cam
Cam

tray
indicating
indicating

L=7

asm.

pin

pin
Screw 11/64-40 L=7.8
Oil

sllQ_Ql_y
Side cover
Side cover
Screw 3/16-28
Screw 11/64-40
Oil

drip
Oil

drill
Hin_g_e
Side cover
Side cover
Side cover hinge
Screw 15/64-28
Machine
Screw 15/64-28
Spring washer
Side cover
LoQQer

felt
felt

screw

sub-base

cover

felt

~rin_g_

~rin_g_

L=6

L=8

(A)

5MM

i.Al

7MM

D=6
ri_g_ht
hin_g_e

shaft
left

L=7
L=7

6.

5 X

left

NO.3

NO.

NO.

14 X 17

asm.

3

N0.3

3

_,

J:tdiiL~iJSfl:llooper

shaft

mechanism

components

1

14

4~

~

~

17

18

8

•

38

kk~

w~-'L

~

_L~14

1=1

_t

$m

tfl

ttJ

if~

14

!¥-'cf

~1tt1tt-'cf

409S11009

1

40925001

2

409S14001

3

409S11010

4

40912021

5

40909001

6

409S17001

7

40909002

8

40912022

9

4090500100

10

409S20008

11

40903003

12

xxxx

13

40901005

14

4091900100

15

409S20009

16

40919003

17

409S11011

18
19

401S14001
40910001

28

409S14002

29

40902006

30

409S15004

31

40910002

32

409S14002

33

40903004

34

401S14001

35

40902007

36

40908001

37

409S14003

38

409S14003

39

40925002

40

409S14001

41

40928004

42

40924001

42-A

40903005

43

40925003

44

409S14001

45

40917001

46

40908002

47

409S11012

48

409S11031

48-1

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SS-211

0920-TP
81220-372-000
SS-8660612-TP Screw 1/4-40

Description

Screw 11/64-40
Cam

shaft

driven gear

L=8.

L=6

5

SS-7110840-SP Screw 11/64-40 L=7.8
81242-373-000 Needle
81236-373-000 Posi

_g_uard

tionil}_g_

fil}_g_er

_y_oke
SS-1110710-SP Screw 11/64-40 L=7.8
81235-373-000
81237-373-000
B1230-372-0AO
SD-0640241-SP
81232-372-000
B1241-372-0BO
81241-373-000 Throat
82406-373-000
SD-0600095-TH

Yoke

slide

Yoke

slide

Loop

positioning

Hin_g_e

screw
loQQ__Q_osi
Throat

tionil}_g_

_Q_late

plate

Moving

knife

Hinge screw

insert

D=6.35

asm.
asm.

D=6

finger

H=2.4

fil}_g_er

H=0.85
82410-373-000 Counter knnife
SS-7080310-SP Screw 1/8-44 L=3.0
SS-8151150-SP Screw 15/64-28 L=10.5
81234-372-000
SS-8110410-TP
81233-372-000

LoQQ_Q_osi

tionil}_g_
Screw 11/64-40
Cam

& looper sleeve

fil}_g_er

L=3.

5

SS-8110410-TP Screw 15/94-28 L=4.0
81228-372-000

LoQQ_Q_osi

tionillR fillRer

SS-8110310-SP Screw 11/64-40 L=2.8
81227-372-000

LoQQer

shaft

bushillR
SS-8151150-SP Screw 15/64-28 L=10.5
81219-372-000-A
CS-1111019-SH
SS-8660512-TP Screw 1/4-40
SS-8660512-TP
B1224-372-0AO
SS-8660512-TP
B1215-372-AOO
B1215-372-AOO
81222-372-000
81221-372-000 Driven
SS-6660712-TP Screw
81239-372-000
CS-0790721-TH
SS-7090620-TP Screw 9/64-40
SS-7090620-TP Screw 9/64-40

Looper
Thrust

Screw
LoQQer
Screw
Thrust
Thrust
Looper

LoQQer
Thrust

shaft
collar

l_L4-40

shaft

l_L4-40

ball
ball
shaft
worm

LL4-40

collar

D=11.

11
L=5
L=5
driven _gear
L=6

bearil}_g_
bearing

bushing,

gear

L=7.0

D=7.94
L=6.

1

L=3.

5

slide

lever
lever

cam

cam

front

W=10

rear

W=7

re

asm.

1m,

t~t&•tttatiH4:1Nipper

2

& tension parts components

r--

1 2

58~

2

I

48