Nakajima 380Y-B User Manual
PARTS
BOOK
MODEL
SINGLE
CYLINDER
MACHINE EQUIPPED WITH
AN
AUTOMATIC
380Y
NEEDLE
BED
-8
COMPOUND
LOCKSTITCH
THREAD
FEED
TRIMMER
15043
10100
9017
SOlS
-
-
S246
12219
-
S050 ..,.
-
S194
..
9022
111Sl
~
9056
•
1017
-
101S
S006
•
1056
1184
•
15511
11S4
1055
1054
I
9016
100
70
II
1005
58
9019
• •
SOlS
-
S016
•
•
S009
3024
e
S016 S015
I
4031
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S016
I
10056
10057
1
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9
S016
• •
-
--
S140 S172
•
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9023
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-
9025
I
I
S170
; 10059
S171
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S173
-
S173
-
4030
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S015
I I
4029
0
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I
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£ •
Part
1017
1018
1054
1055
1056
1184
3024
4029
4030
4031
9016
9017
9019
9022
9023
9024
9025
9056
1
00558
10056
1
005
10059
10070
10100
10113
11181
12219
15043
15511
S006
S009
S015
S016
S018
S0
50
S140
S170
S171
S172
S173
S194
S246
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Description
gear
upper
shaft gear
rear
bushing
cam
upper
lower
case
bushing
crank
pin
crank
rod
cam
screw
flange
/64-40
pin
pin
spring
cam
gear
bushing
bushing
bushing
L=1
L=7
L=8
L=6
L=15
L=
L=5
L=17
L=16
L=7
L=9
L=1
L=17
ring
0
1 0.5
0
Feed regulator stop
Feed
regulator stop
Feed
drive eccentric
Oil
felt
Oil
felt
spring
Rubber
plug
Main
shaft
Upright shaft
Upright shaft lower gear
Hook
driving
Main
shaft intermedkte
Main
shaft
Feed
eccentric
Upright shaft
Upright shaft
Upright shaft
Main
shaft gear
Stitch
dial
Main
shaft front
Balance
weight
Needle
bar
Needle
"
"
bar
Lifting eccentric
Oil
felt
Main
shaft thrust collar
Feed
regulating
Hand
wheel
Hand
wheel
Main
shaft
Screw
3/16-28
,,
15/64-28
~
1/4-40
,,
1/4-40
~
15/64-28
,,
11
,,
9/32-28
I;
9/32-28
I;
9/32-28
,,
9/32-28
I;
9/64-40
I;
5/16-24
,,
15/64-28
:Ht
Amt.Req.
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
5
7
4
3
1
1
1
2
2
1
1
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10064
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10088
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15542
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Part.
No.
2164
C9026
9027
9029
9093
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9548
10030
10031
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10060
10062
10063
10064
10065
10066
10069
10087
10088
10089
10090
10091
10092
10093
10094
10096
100985
10099
10110
10111
10112
10114
10115
11204
11208
12201
12202
12204
12205
12206
13084A
15542
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Needle
Needle
Needle
Needle
Walking
Needle
Thread
Thread
Thread
Arm
oil
Needle
Needle
Needle
Needle
Needle
Needle
Needle
Needle
Take-up
Tension
Tension
Take-up
Thread
Tension
Thread
Thread
Tension
Take-up
Take-up
Walking
Walking
Thread
Thread
Thread
Take-up
Tension
First
thread
First
thread
First
thread
First
thread
First
thread
Walking
Thread
bar
frame
bar
frame
bar
frame
bar
frame
bar
bar
frame
take-up
guide
(left)
guide
(right)
shield
bar
bar
connection
bar
thread
bar
frame
bar
frame
bar
frame
bar
frame
lever
controller
release
spring
tension
disc
tension
tak-up
disc
holder
spring
spring
bar
spring
bar
spring
guide
lower
presser
presser
lever
spring
tension
tension
tension
tension
tension
foot
tension
Description
driving
rock
rear
driving
driving
lever
guide
stud
guide
slide
pin
base
bar
stud
stud
release
spring
guide
adjusting
pole
plate
plate
thrust
release
shaft
crank
block
(A)
nut
pin
disc
spring
pin
post
guide
spring
disc
nut
plate
rod
rod
crank
plate
screw
stud
.!it
ft
Amt.Req.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
-4-
c
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Part.
15543
E004
N010
N015
S002
S005
S009
S013
S023
S053
S0
59
S090
S121
S147
S157
S168
S174
S176
S190
S191
S227
S233
S244
S245
S323
W012
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No.
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Tension
Snap
Nat
release
spring
,,
:;
Screw
,,
1;
,,
I;
II
,..
,..
,..
,,
I;
,..
,,
,,
Hing
screw
:;
Screw
,..
,,
,..
,..
Hinge
screw
1t
Washer
Description
bar
(B)
7
15/64-28
3/16-32
9/64-40
9/64-40
9/64-40
1/8-44
L=4.5
11/64-40
15/64-28
9/64-40
15/64-28
11/64-40
15/64-28
11/64-40
1/8-44
L=6
11/64-40
3/32-56
0=4.7
H=2.8
9/64-40
15/64-28
15/64-28
9/64-40
15/64-28
0=3.8
H=5.5 1
4.8X8.4X0.8
L=7
L=9
L=6
L=5
L=12
L=9
L=11
L=7
L=9
L=12
L=13
L=3
L=5
L=8
L=7
L=5
L=17
ft
Amt.Req.
1
2
1
1
2
1
2
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
2
1
-5-
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