D
8
1.7
D
D1
d*
s
P
H
A 6M 8M210603
A 6M 8M210803
A 6M 8M211003
A 6M 8M211004
A 6M 8M211006
A 6M 8M211203
A 6M 8M211204
A 6M 8M211206
A 6M 8M211303
A 6M 8M211304
A 6M 8M211306
A 6M 8M211403
A 6M 8M211503
A 6M 8M211504
A 6M 8M211506
A 6M 8M211603
A 6M 8M211604
A 6M 8M211606
A 6M 8M211609
6
8
10
12
13
14
15
16
8.5
11.1
13.7
16.4
17.7
19
20.4
21.7
11.9
14.2
16.8
19.8
21
22.4
23.9
25.1
3
3
4
6
3
4
6
3
4
6
3
3
4
6
3
3
6
9
6.2
6.2
7.9
9.4
6.2
7.9
9.4
6.2
7.9
9.4
6.2
6.2
7.9
9.4
6.2
7.9
9.4
12.4
A 6M 8M212003
A 6M 8M212004
A 6M 8M212006
A 6M 8M212009
A 6M 8M212204
A 6M 8M212206
A 6M 8M212209
A 6M 8M212404
A 6M 8M212406
A 6M 8M213004
A 6M 8M213006
A 6M 8M213009
A 6M 8M213206
A 6M 8M213209
A 6M 8M213606
A 6M 8M213609
A 6M 8M214006
A 6M 8M214009
A 6M 8M214809
3
4
6
9
4
6
9
4
6
4
6
9
6
9
6
9
6
9
9
6.2
7.9
9.4
12.4
7.9
9.4
12.4
7.9
9.4
7.9
9.4
12.4
9.4
12.4
9.4
12.4
9.4
12.4
12.4
No.
of
Teeth
d*
Bore
Nom.
D
P.D.
Catalog Number**
d*
Bore
Nom.
D1
Hub
Dia.
D
P.D.
Catalog Number**
*Bore is sized for press fit on standard shafting.
Use straight knurl on shafting for maximum torques.
** To be discontinued after present stock is depleted.
SPROCKETS
MATERIAL: Acetal, Black
Catalog Number
LADDER CHAIN
A 6C 8M21
A 6C88M21
A 6Y 8M21
Material
Steel, Tinned
High-Tensile Steel
Stainless Steel
Priced Per Meter
Links
Per
Meter
D
Wire
Dia.
H
Outside
Width
s
Inside
Width
Yield
Point
N
P
Pitch
78
157
78
Ladder Chain & Sprockets - 4.24 mm Pitch
MOLDED
1.7 mm FACE
SIZE 21
D1
Hub
Dia.
No.
of
Teeth
0.8
236
4.24
5.6
2
20
22
24
30
32
36
40
48
27.1
29.8
32.4
40.5
43.2
48.6
54
64.7
30.5
33
35.8
43.9
46.7
52.1
57.4
68.1
2-191 Rev: 8-31-06 SS
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