Plastic Type B Hub Sprockets
For #25-1/4" Pitch Roller Chain
 |
Glass
Filled Nylatron GS-51 |
Part
No |
No of
Teeth |
Outside
Dia. |
Pitch
Dia. |
Minor
Dia. |
Stock
Bores |
Hub
Dia. |
Hub
Projection |
| 25B10 |
10 |
.919" |
.81" |
.679" |
1/4" |
9/16" |
3/8" |
| 25B11 |
11 |
1.002" |
.89" |
.757" |
1/4" |
9/16" |
3/8" |
| 25B12 |
12 |
1.083" |
.97" |
.836" |
5/16" |
11/16" |
3/8" |
| 25B13 |
13 |
1.167" |
1.05" |
.915" |
5/16" |
3/4" |
3/8" |
| 25B14 |
14 |
1.246" |
1.13" |
.993" |
5/16" |
3/4" |
3/8" |
| 25B15 |
15 |
1.326" |
1.20" |
1.073" |
5/16" |
3/4" |
3/8" |
| 25B16 |
16 |
1.407" |
1.28" |
1.152" |
5/16" |
13/16" |
3/8" |
| 25B17 |
17 |
1.487" |
1.36" |
1.231" |
5/16" |
29/32" |
3/8" |
| 25B18 |
18 |
1.568" |
1.44" |
1.310" |
3/8" |
1" |
3/8" |
| 25B19 |
19 |
1.648" |
1.52" |
1.389" |
3/8" |
1-1/16" |
3/8" |
| 25B20 |
20 |
1.729" |
1.60" |
1.468" |
3/8" |
1-5/32" |
3/8" |
| 25B21 |
21 |
1.809" |
1.68" |
1.547" |
3/8" |
1-5/32" |
3/8" |
| 25B22 |
22 |
1.889" |
1.76" |
1.627" |
3/8" |
1-5/32" |
3/8" |
|
25B24 |
24 |
2.049" |
1.91" |
1.785" |
3/8" |
1-7/32" |
3/8" |
|
25B26 |
26 |
2.209" |
2.07" |
1.944" |
3/8" |
1-7/32" |
3/8" |
|
25B28 |
28 |
2.369" |
2.23" |
2.103" |
3/8" |
1-7/32" |
3/8" |
|
25B30 |
30 |
2.529" |
2.39" |
2.262" |
3/8" |
1-9/32" |
3/8" |
|
25B36 |
36 |
3.008" |
2.87" |
2.739" |
1/2" |
1-3/8" |
1/2" |
|
25B40 |
40 |
3.327" |
3.19" |
3.057" |
1/2" |
1-3/8" |
1/2" |
|
25B48 |
48 |
3.964" |
3.82" |
3.693" |
1/2" |
1-3/8" |
1/2" |
|
25B54 |
54 |
4.442" |
4.30" |
4.200" |
1/2" |
1-3/8" |
1/2" |
|
25B60 |
60 |
4.920" |
4.78" |
4.647" |
1/2" |
1-3/8" |
1/2" |
For #35-3/8" Pitch Roller Chain
 |
Glass Filled Nylatron GS-51 |
| Part
No. |
No
of
Teeth |
Outside
Dia. |
Pitch
Dia. |
Hub
Dia. |
Minor
Dia. |
Length
Thru Bore |
Max.
Bore |
Stock
Bore |
| 35B9 |
9 |
1.256" |
1.096" |
5/8" |
.896" |
3/4" |
3/8" |
3/8" |
| 35B10 |
10 |
1.380" |
1.214" |
13/16" |
1.014" |
3/4" |
7/16" |
3/8" |
| 35B11 |
11 |
1.502" |
1.331" |
7/8" |
1.131" |
3/4" |
1/2" |
3/8" |
| 35B12 |
12 |
1.625" |
1.449" |
1" |
1.249" |
3/4" |
9/16" |
1/2" |
| 35B14 |
14 |
1.868" |
1.685" |
1-1/16" |
1.485" |
3/4" |
3/4" |
1/2" |
| 35B15 |
15 |
1.990" |
1.804" |
1-3/8" |
1.604" |
3/4" |
13/16" |
1/2" |
| 35B16 |
16 |
2.111" |
1.922" |
1-1/2" |
1.722" |
3/4" |
15/16" |
1/2" |
| 35B18 |
18 |
2.352" |
2.159" |
1-1/4" |
1.959" |
3/4" |
1-1/16" |
1/2" |
| 35B20 |
20 |
2.593" |
2.397" |
1-1/2" |
2.197" |
7/8" |
1-3/16" |
1/2" |
| 35B24 |
24 |
3.074" |
2.873" |
2" |
2.673" |
7/8" |
1-3/16" |
1/2" |
| 35B26 |
26 |
3.314" |
3.111" |
2-1/16" |
2.911" |
7/8" |
1-7/16" |
1/2" |
| 35B30 |
30 |
3.793" |
3.588" |
2-1/4" |
3.388" |
7/8" |
1-7/16" |
1/2" |
| 35B35 |
35 |
4.392" |
4.183" |
2-1/4" |
3.983" |
7/8" |
1-7/16" |
1/2" |
| 35B36 |
36 |
4.511" |
4.303" |
2-1/4" |
4.103" |
7/8" |
1-7/16" |
5/8" |
| 35B40 |
40 |
4.990" |
4.780" |
2-1/2" |
4.580" |
7/8" |
1-3/4" |
5/8" |
| 35B45 |
45 |
5.588" |
5.376" |
2-3/4" |
5.176" |
1" |
1-3/4" |
5/8" |
For #40 1/2" Pitch Roller Chain
| |
Glass
Filled Nylatron GS-51 |
| |
Part
No. |
No.of
Teeth |
Outside
Dia. |
Pitch
Dia. |
Hub
Dia. |
Minor
Dia. |
Length
Thru Bore |
Max.
Bore |
Stock
Bore |
 |
40B9 |
9 |
1.674" |
1.462" |
7/8" |
1.150" |
7/8" |
1/2" |
1/2" |
| 40B10 |
10 |
1.839" |
1.618" |
1-1/8" |
1.306" |
7/8" |
19/32" |
1/2" |
| 40B12 |
12 |
2.166" |
1.932" |
1-3/8" |
1.620" |
7/8" |
27/32" |
1/2" |
| 40B15 |
15 |
2.652" |
2.405" |
1-7/8" |
2.093" |
7/8" |
1-3/16" |
1/2" |
| 40B16 |
16 |
2.814" |
2.563" |
1-7/8" |
2.251" |
7/8" |
1-1/4" |
5/8" |
| 40B24 |
24 |
4.098" |
3.831" |
2-1/2" |
3.519" |
1" |
1-3/4" |
5/8" |
| 40B32 |
32 |
5.377" |
5.101" |
2" |
4.789" |
1" |
1-3/4" |
3/4" |