Sprockets standard DIN 8187 simplex 3/4" x 7/16"

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

Interested in buying products?

Want to know more about the prices or order directly? This is possible when you are affiliated with a dealer in your area. Do you want to sell products via Kramp as a dealer? Then sign up!

  • Tailored advice from our specialists
  • More than 500.000 products
  • Up-to-date information on current stock and delivery times
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
12 B-1
8
49,78 mm
58 mm
11,1 mm
30 mm
Hub one side
31 mm
12 mm
Yes
Steel C45
Each
Simplex
12 B-1
9
55,7 mm
63,9 mm
11,1 mm
30 mm
Hub one side
37 mm
12 mm
Yes
Steel C45
Each
Simplex
12 B-1
10
61,64 mm
69,8 mm
11,1 mm
30 mm
Hub one side
42 mm
12 mm
Yes
Steel C45
Each
Simplex
12 B-1
11
67,61 mm
75,8 mm
11,1 mm
35 mm
Hub one side
46 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
12
73,6 mm
81,8 mm
11,1 mm
35 mm
Hub one side
52 mm
14 mm
Yes
Steel C45
Each
Simplex
12 B-1
13
79,59 mm
87,8 mm
11,1 mm
35 mm
Hub one side
58 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
14
85,61 mm
93,8 mm
11,1 mm
35 mm
Hub one side
64 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
15
91,63 mm
99,8 mm
11,1 mm
35 mm
Hub one side
70 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
16
97,65 mm
105,8 mm
11,1 mm
35 mm
Hub one side
75 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
17
103,67 mm
111,9 mm
11,1 mm
35 mm
Hub one side
80 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
18
109,71 mm
117,9 mm
11,1 mm
35 mm
Hub one side
80 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
19
115,75 mm
123,9 mm
11,1 mm
35 mm
Hub one side
80 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
20
121,78 mm
130 mm
11,1 mm
35 mm
Hub one side
80 mm
16 mm
Yes
Steel C45
Each
Simplex
12 B-1
21
127,82 mm
136 mm
11,1 mm
40 mm
Hub one side
90 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
22
133,86 mm
142 mm
11,1 mm
40 mm
Hub one side
90 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
23
139,9 mm
148,1 mm
11,1 mm
40 mm
Hub one side
90 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
24
145,94 mm
154,1 mm
11,1 mm
40 mm
Hub one side
90 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
25
152 mm
160,2 mm
11,1 mm
40 mm
Hub one side
90 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
26
158,04 mm
166,2 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
27
164,09 mm
172,3 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
28
170,13 mm
178,3 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
29
176,19 mm
184,4 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
30
182,25 mm
190,4 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
31
188,31 mm
196,5 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
32
194,35 mm
202,5 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
33
200,4 mm
208,6 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
34
206,46 mm
214,6 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
35
212,52 mm
220,7 mm
11,1 mm
40 mm
Hub one side
95 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
36
218,58 mm
226,8 mm
11,1 mm
40 mm
Hub one side
100 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
37
224,64 mm
232,8 mm
11,1 mm
40 mm
Hub one side
100 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
38
230,69 mm
238,9 mm
11,1 mm
40 mm
Hub one side
100 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
40
242,81 mm
251 mm
11,1 mm
40 mm
Hub one side
100 mm
20 mm
Yes
Steel C45
Each
Simplex
12 B-1
45
273,1 mm
283,2 mm
11,1 mm
56 mm
Hub one side
110 mm
25 mm
Yes
Steel C45
Each
Simplex
12 B-1
57
345,81 mm
355,9 mm
11,1 mm
56 mm
Hub one side
110 mm
25 mm
Yes
Steel C45
Each
Simplex
12 B-1
76
460,99 mm
471,1 mm
11,1 mm
56 mm
Hub one side
110 mm
30 mm
Yes
Steel C45