Sprockets standard DIN 8187 simplex 1/2" x 5/16"

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Technical info
  • Hub bore, keyway and tapped hole are optional
  • Recommended maximum bore: D3 x 0.6

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  • More than 500.000 products
Product
Unit

Type

Chain size code

Number of teeth

Pitch diameter

D1

Outside diameter

D2

Teeth width

Width

B

Hub type

Hub diameter

D3

Bore diameter

B0

Bore

Material

Each
Simplex
08 B-1
8
33.18 mm
38 mm
7.2 mm
25 mm
Hub one side
20 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
10
41.1 mm
45.9 mm
7.2 mm
25 mm
Hub one side
26 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
12
49.07 mm
53.9 mm
7.2 mm
28 mm
Hub one side
33 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
13
53.06 mm
57.9 mm
7.2 mm
28 mm
Hub one side
37 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
14
57.07 mm
61.9 mm
7.2 mm
28 mm
Hub one side
41 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
15
61.09 mm
65.9 mm
7.2 mm
28 mm
Hub one side
45 mm
10 mm
Yes
Steel C45
Each
Simplex
08 B-1
16
65.1 mm
69.9 mm
7.2 mm
28 mm
Hub one side
50 mm
12 mm
Yes
Steel C45
Each
Simplex
08 B-1
18
73.14 mm
78 mm
7.2 mm
28 mm
Hub one side
56 mm
12 mm
Yes
Steel C45
Each
Simplex
08 B-1
19
77.16 mm
82 mm
7.2 mm
28 mm
Hub one side
60 mm
12 mm
Yes
Steel C45
Each
Simplex
08 B-1
21
85.22 mm
90.1 mm
7.2 mm
28 mm
Hub one side
68 mm
14 mm
Yes
Steel C45
Each
Simplex
08 B-1
33
133.6 mm
138.4 mm
7.2 mm
30 mm
Hub one side
90 mm
16 mm
Yes
Steel C45
Each
Simplex
08 B-1
34
137.64 mm
142.5 mm
7.2 mm
30 mm
Hub one side
90 mm
16 mm
Yes
Steel C45
Each
Simplex
08 B-1
38
153.8 mm
158.6 mm
7.2 mm
35 mm
Hub one side
90 mm
16 mm
Yes
Steel C45
Each
Simplex
08 B-1
40
161.87 mm
166.7 mm
7.2 mm
35 mm
Hub one side
90 mm
16 mm
Yes
Steel C45
Each
Simplex
08 B-1
76
307.33 mm
313.9 mm
7.2 mm
40 mm
Hub one side
90 mm
25 mm
Yes
Steel C45