
CB3-B916A
CB3-B917A
Chain Stitch Button Sewer
Chain Stitch Button Sewer with Thread
Trimmer
Specifications
Model CB3-B916A CB3-B917A
Subclass 1 2 3 4 5 6 *7 *8
Sewing pattern
Max. sewing speed 1,500 rpm
No. of stitches
Needle
Button size 10 – 20mm (Items 10 to 30 are sold separately)
Button hole spacing
Height of button
clamp lift stroke
Thread trimmer
*Subclasses -7 and -8 are only for B917A.
8, 16,326, 12,248, 16,326, 12,248, 16,326, 12,248, 16,326, 12,
TQ × 1 #16 TQ × 7 #16
2.0 – 6.5 × 0 – 6.5 mm (Width × Length) 2.0 – 6.5 × 0 mm
14 mm 20 – 25 mm
CB3-B916A : No
CB3-B917A : Yes
24
For shank
button
8, 16, 32
A (φ5 - φ20)
B (φ1.5 - φ5.5)
C (φ3.2 - φ5)
D (φ1.6 - φ3.2)
*Shank button size:
2000.7
CB3−B916A, B917A 1/12

CB3-B916- A
B917
Stitch pattern, feed length (X – Y)
-1 -5
Button sewing in
invert “C” shape
-2
-6
Button sewing “X”
shape
2.0 - 6.5 × 0 - 6.5
(mm)
-3 -7
-4
Button sewing
“Z” shape
2.0 - 6.5 × 0 - 6.5
(mm)
-8
*Subclasses -7 and -8 are only for B917A.
Optional attachments
Attachment
Sewing
pattern
Label flat
button set
(size 10-30
mm)
(S03633-001)
¡ ¡ ¡ ¡ ¡ ¡ ¡
¡ ¡ ¡
¡ ¡ ¡
Root wound button
(floated sewing)
Root wound button
(wound sewing)
(150416−001)
Shank attachment
(including metal
button clamp)
(142570-109)
Snap clamp
set
(S03635-
001)
−
−
Temporary label
attaching stitch
(only for B917A)
*Stitch gets loose as
pulling thread end
Label
attachment
(S03692-
001)
Stay button
attachment
¡ ¡ ¡
¡ ¡ ¡
2.0 - 6.5 × 0 (mm)
S
(S03693-
001)
Mechanical
2-pedal set
(S03655-
002)
¡
Flat button Floating
sewing
− − −
Root
would
button
Metal
button
Shank
button
Snap Label Stay button
¡
−
¡
CB3−B916A, B917A 2/12
2000.7

Button clamp set [Models B916A, B917A]
2-2
2-1-15
2-1-14
!
~2-1-16
2-1-13
2-1-1
2-1-1 0
2-1-17
<:;r===l~~
~~===-
------~
2000.7
CB3−B916A, B917A 3/12

Button clamp set [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
<For button size φ10 − φ20>
2 Button clamp set (A)
2−1
2−1−1
2−1−2
2−1−3
2−1−4
2−1−5
2−1−6
2−1−7 Screw, pan M4.37 − 40 × 5 062680−512
2−1−8
2−1−9
2−1−10
2−1−11
2−1−12
2−1−13
2−1−14
2−1−15
2−1−16
2−1−17
2−1−18 Screw, pan M4.37 − 40 × 8 062680−812
2−2
<For button size φ10 − φ30>
2 Button clamp set (B)
2−1
2−1−1
2−1−2
2−1−3
2−1−4
2−1−5
2−1−6
2−1−7 Screw, pan M4.37 − 40 × 5 062680−512
2−1−8
2−1−9
2−1−10
2−1−11
2−1−12
2−1−13
2−1−14
2−1−15
2−1−16
2−1−17
2−1−18 Screw, pan M4.37 − 40 × 8 062680−812
2−2
Button clamp assy
Button clamp bracket
Button clamp (L)
Spring, plate
Button clamp (R)
Spring, plate
Pin
Pin, spring roll AW2.5
Shoulder screw, M4.76
Button clamp (M) assy
Screw, M4.37
Nut, M4.37
Spring, plate
Button clamp adjust plate
Shoulder screw, M4.37
Shoulder screw, M4.37
Button clamp plate cam
Spring
Button clamp assy (B)
Button clamp bracket
Button clamp (LB)
Spring, plate
Button clamp (RB)
Spring, plate
Pin
Pin, spring roll AW2.5
Shoulder screw, M4.76
Button clamp (M) assy
Screw, M4.37
Nut, M4.37
Spring, plate
Button clamp adjust plate
Shoulder screw, M4.37
Shoulder screw, M4.37
Button clamp plate cam
Spring
S03701−001
S30015−001
S03464−101
S29998−001
S30001−001
S29999−001
S30002−001
115156−001
047250−642
115158−001
S29954−001
S03468−001
S03657−001
115163−001
115164−001
115165−001
115166−001
S03659−001
S03610−001
S03633−001
S03634−001
S03464−101
S03650−001
S11079−001
S03649−001
S11080−001
115156−001
047250−642
115158−001
S03467−001
S03468−001
S03657−001
115163−001
115164−001
115165−001
115166−001
S03659−001
S03610−001
1
1
1
1
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
2
1
CB3−B916A, B917A 4/12
2000.7

Optional attachment for shank button [Models B916A, B917A]
5-5 5-1-13 5-1-10
~
5-1-12
5-4
----eJllD
J3
5-2-~
5-1-11 5-1-6
'
5-1-1
ri~-41_j
5-1-4 5-1-5 5-1-2 5-1-3
5-9
5-10
5-11
13-2 13-1
12-6 12-5
5-8
~~
12-4 12-3 12-2 12-1
f'
5-6
2000.7
CB3−B916A, B917A 5/12

Optional attachment for shank button [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
5 Shank button attachment
5−1
5−1−1
5−1−2
5−1−3
5−1−4 Screw, pan M3.57 − 40 × 8 062670−812
5−1−5
5−1−6
5−1−7
5−1−8
5−1−9 Screw, pan M3.57 − 40 × 7 062670−712
5−1−10
5−1−11
5−1−12
5−1−13
5−2
5−3
5−4
5−5 Screw, pan M4.76 − 32 × 10 062711−012
5−6
5−7 Screw, bind M3.57 − 40 × 5 060670−512
5−8
5−9
5−10
5−11
Shank button clamp assy
Shank button clamp bracket
Button clamp (A)
Button clamp (B)
Washer
Button presser stud
Spring
Set screw collar
Button presser arm
Set screw, (CP) M4.76
Button presser
Set screw, M4.37
Button presser arm lifter
Button presser arm lifter bar
Set screw, M4.37
Shank button feed plate
Cloth receiver (S)
Button clamp (D)
Cloth receiver (middle)
Cloth receiver (large)
142570−009
142689−209
154684−009
142677−001
142678−001
102707−003
142681−001
154685−001
142706−001
154686−001
013719−412
142680−001
120990−001
142683−101
142684−001
120990−001
156336−001
142686−001
S03641−001
142687−001
142688−001
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
12 Shank gauge kit
12−1
12−2
12−3
12−4 Screw, pan M3.57 − 40 × 3.5 S39086−001
12−5
12−6
13 Button guide set
13−1
13−2
Button clamp (E)
Button clamp (F)
Washer
Button guide (1.5)
Button guide (1.0)
Button guide (1.5)
Button guide (1.0)
S10654−001
S10560−001
S10651−001
105161−003
S10652−000
S10653−000
S10655−001
S10652−000
S10653−000
1
1
1
1
1
5
5
1
10
10
CB3−B916A, B917A 6/12
2000.7

Optional attachment for shank button [Models B916A, B917A]
6-1
-1
-12
l6-3
re-----6-2
6-4
r,~,_J-~-
161-1-5
6-
1-1-4
- -1-2
61
~
6-1-1-3
6-1-1-1
7-4
~
I
I
~
r
6-9
~
6-10
~--
6-11
2000.7
7-3-4
7-3-2
CB3−B916A, B917A 7/12

Optional attachment for shank button [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
6 Shank device set
6−1
6−1−1
6−1−1−1
6−1−1−2
6−1−1−3
6−1−1−4 Screw, pan M3.57 − 40 × 8 062670−812
6−1−1−5
6−1−1−6
6−1−1−7
6−1−1−8
6−1−1−9 Screw, pan M3.57 − 40 × 7 062670−712
6−1−1−10
6−1−1−11
6−1−1−12
6−1−1−13
6−1−2
6−1−3
6−1−4 Bolt, socket M6 × 10 018061−022
6−1−5
6−1−6 Bolt, M4.76 × 14 017711−412
6−1−7
6−1−8
6−2
6−3
6−4
6−5 Screw, pan M4.76 − 32 × 10 062711−012
6−6
6−7 Screw, bind M3.57 − 40 × 5 060670−512
6−8
6−9
6−10
6−11
Shank button clamp assy
Shank button clamp assy
Shank button clamp bracket
Button clamp (A)
Button clamp (B)
Washer
Button presser stud
Spring
Set screw collar
Button presser arm
Set screw, (CP) M4.76
Button presser
Set screw, M4.37
Presser arm
Presser adjust plate assy
Washer 6
Washer
Set screw, socket (CP) M4.37
Button presser arm lifter
Button presser arm lifter bar
Set screw, M4.37
Shank button feed plate
Cloth receiver (S)
Button clamp (D)
Cloth receiver (middle)
Cloth receiver (large)
S39822−009
S39823−009
142689−209
154684−009
142677−001
142678−001
102707−003
142681−001
154685−001
142706−001
154686−001
013719−412
142680−001
120990−001
S37352−009
S03459−001
S03695−001
146354−001
014680−622
142683−101
142684−001
120990−001
156336−001
142686−001
S03641−001
142687−001
142688−001
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
1
1
1
1
1
7
7−1
7−1−1
7−1−2
7−1−3
7−1−4 Screw, pan M4.76 − 32 × 6 062710−612
7−1−5
7−1−6
7−2
7−2−1 Bolt, socket M6 × 14 018061−422
7−2−2
7−2−3
7−3
7−3−1
7−3−2
7−3−3 Screw, pan M4 × 14 062401−416
7−3−4
7−4
Mechanical two−pedal set S03655−002
Presser lifter lever assy
Base plate
Presser lifter lever
Guide plate
Spring hook
Nut, M4.76
Presser lifter spring assy
Spring hook
Spring
Pedal assy
Foot lifter pedal
Nut, 1M4
Pedal stopper
Chain assy
S03714−001
S03705−001
S03706−001
S03707−001
S03625−001
110161−004
S37805−001
S03625−001
S03624−001
116185−209
117437−109
021400−106
116016−001
142656−001
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
2
2
1
CB3−B916A, B917A 8/12
2000.7

Optional attachment [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
8 Label attachment
8−1
8−2
8−3
8−4 Screw, M2.38 × 3.5 S01295−001
9 Stay button attachment (S)
9−1
9−2
9−3
9−4 Screw, M3.18 − 44 × 3.4 S09494−001
9−5
9−6
9−7 Screw, M3.18 − 44 × 4 S09493−001
9−8
11 Button root wrapping attachment
11−1
11−2
11−2−1
11−2−2
11−2−3
11−2−4
11−2−5 Screw, M2.38 − 56 × 1.9 S09496−001
11−2−6 Bolt, M4.37 − 40 × 4.5 S09495−001
Label clamp
Stopper
Clamp spring
Stay button feed plate
Button receiver (D)
Button receiver (U)
Receiver guide (L)
Receiver guide (R)
Receiver support spring
Lifting gauge
Wrapping gauge assy
Root wrapping button feed plate
Button root wrapping receiver (A)
Button root wrapping receiver (B)
Thread clamp
S03692−001
S09144−001
S09143−001
S09145−001
S03693−001
S09482−001
S09483−001
S09484−001
S09485−001
S09486−001
S09487−001
150416−001
S09488−001
S09564−001
S09489−001
S09490−001
S09491−001
S09492−001
1
1
1
1
2
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
2
1
2000.7
CB3−B916A, B917A 9/12

Optional attachment [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
4 Snap clamp set
4−1
4−1−1
4−1−2
4−1−3
4−1−4
4−1−5
4−1−6
4−1−7
4−1−8
4−1−9
4−1−10
4−1−11
4−1−12
4−1−13
4−1−14 Screw, pan 4.37 − 40 × 8 062680−812
4−2
Snap clamp assy
Button clamp bracket
Snap clamp (L)
Snap clamp (R)
Pin
Shoulder screw, M4.76
Snap clamp (M) assy
Screw, M4.37
Nut, M4.37
Spring, plate
Button clamp adjust plate
Shoulder screw, M4.37
Shoulder screw, M4.37
Button clamp plate cam
Spring
S03635−001
S03636−001
S03464−101
118541−001
118539−001
115156−001
115158−001
S03712−001
S03468−001
S03657−001
115163−001
115164−001
115165−001
115166−001
S03659−001
S03610−001
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
2
1
CB3−B916A, B917A 10/12
2000.7

Option parts [Models B916A, B917A]
Ref. No. Part name Part code Q’ty
20 Button spacer set
20−1
20−1−1
20−1−2
20−1−3 Bolt, M4.37 − 40 × 7 S09686−001
20−1−4
20−1−5
20−1−6
20−1−7
21 Button holder hook assy
21−1
21−2
22 Feed spacer
Button spacer assy
Base
Scale
Washer
Positioning set plate (A)
Positioning set plate (B)
Shoulder screw, M4.37
Button holder hook
Set screw, socket (CP) M5.95
S09655−001
S09656−001
S09657−001
S09658−001
S02745−001
S09659−001
S09660−001
115166−001
S38181−001
S36813−001
014760−622
S37370−001
1
1
1
1
2
2
1
1
1
1
1
1
1
2000.7
CB3−B916A, B917A 11/12

Option parts [Models B916A, B917A]
Ref. No. Part name Part code
1 Feed plate (A) S03476-101
1 Feed plate (B) S03630-101
1 Feed plate (C) 115085-001
1 Feed plate (D) S03632-101
1 Feed plate (E) S16121-101
Different parts list
Subclass Stitch form
B916A
B917A
−1
B916A
B917A
−3
B916A
B917A
−5
B917A
−7
(Temporary label
attaching stitch)
No. of
stitches
8 16 32
Stitch control
cam assy
S36696−001 S03445−001 S03446−001 S03451−001 S03528−001
S36696−001 S03445−001 S03447−001 S03451−001 S03528−001
S36696−001 S03445−001 S03446−001 S03452−001 S03528−001
S36696−001 S03445−001 S03446−001 S03596−001 S03528−001
Worm gear
assy
a × b × h
4.8 × 4.8 × 0.8
4.8 × 4.8 × 0
7 × 7 × 0
7 × 7 × 0.8
8 × 2 × 0
Part name
Transverse
feed cam
assy
Remarks
Standard
For shape button
For L pitch
For L pitch
For label attachment
Vertical feed
cam assy
Worm assy
B916A
B917A
−2
B916A
B917A
−4
B916A
B917A
−6
B917A
−8
S36697−001 S03651−001 S03448−001 S03451−001 S03653−001
S36697−001 S03651−001 S03449−001 S03451−001 S03653−001
6 12 24
S36697−001 S03651−001 S03448−001 S03454−001 S03653−001
S36697−001 S03651−001 S03448−001 S03597−001 S03653−001
(Temporary label
attaching stitch)
CB3−B916A, B917A 12/12
2000.7