Stock Bore Type B Sprockets 25 Chain

25 B Type Stock Bore Roller Chain Sprockets

Description

B TYPE STOCK BORE

All PLI sprockets are manufactured using the ISO 9001 quality management system. B type sprockets have a stock bore and usually require some altering before installation. B Type sprockets have a hub on one side. The teeth are not hardened.

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Model Specifications

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Stock Bore Type B Sprockets 25 Chain

Part No.:
25B10
No. of Teeth:
10
Diameters Outside:
0.919
Diameters Pitch:
0.809
Bore Stock:
0.25
Bore Max:
0.25
Hub Dia.:
0.5
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.03
Part No.:
25B11
No. of Teeth:
11
Diameters Outside:
1.002
Diameters Pitch:
0.887
Bore Stock:
0.25
Bore Max:
0.313
Hub Dia.:
0.563
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.04
Part No.:
25B12
No. of Teeth:
12
Diameters Outside:
1.083
Diameters Pitch:
0.966
Bore Stock:
0.25
Bore Max:
0.375
Hub Dia.:
0.625
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.06
Part No.:
25B13
No. of Teeth:
13
Diameters Outside:
1.167
Diameters Pitch:
1.045
Bore Stock:
0.25
Bore Max:
0.438
Hub Dia.:
0.719
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.07
Part No.:
25B14
No. of Teeth:
14
Diameters Outside:
1.246
Diameters Pitch:
1.124
Bore Stock:
0.25
Bore Max:
0.563
Hub Dia.:
0.813
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.08
Part No.:
25B15
No. of Teeth:
15
Diameters Outside:
1.326
Diameters Pitch:
1.203
Bore Stock:
0.25
Bore Max:
0.563
Hub Dia.:
0.891
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.1
Part No.:
25B16
No. of Teeth:
16
Diameters Outside:
1.407
Diameters Pitch:
1.282
Bore Stock:
0.25
Bore Max:
0.563
Hub Dia.:
0.969
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.12
Part No.:
25B17
No. of Teeth:
17
Diameters Outside:
1.487
Diameters Pitch:
1.361
Bore Stock:
0.25
Bore Max:
0.625
Hub Dia.:
1.031
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.14
Part No.:
25B18
No. of Teeth:
18
Diameters Outside:
1.568
Diameters Pitch:
1.44
Bore Stock:
0.25
Bore Max:
0.75
Hub Dia.:
1.125
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.16
Part No.:
25B19
No. of Teeth:
19
Diameters Outside:
1.648
Diameters Pitch:
1.519
Bore Stock:
0.25
Bore Max:
0.813
Hub Dia.:
1.219
Hub L.T.B.:
0.5
Wgt. Lbs.:
0.19
Part No.:
25B20
No. of Teeth:
20
Diameters Outside:
1.729
Diameters Pitch:
1.598
Bore Stock:
0.25
Bore Max:
0.875
Hub Dia.:
1.281
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.25
Part No.:
25B21
No. of Teeth:
21
Diameters Outside:
1.809
Diameters Pitch:
1.678
Bore Stock:
0.25
Bore Max:
0.875
Hub Dia.:
1.375
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.28
Part No.:
25B22
No. of Teeth:
22
Diameters Outside:
1.889
Diameters Pitch:
1.757
Bore Stock:
0.25
Bore Max:
0.938
Hub Dia.:
1.438
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.31
Part No.:
25B23
No. of Teeth:
23
Diameters Outside:
1.969
Diameters Pitch:
1.836
Bore Stock:
0.25
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.32
Part No.:
25B24
No. of Teeth:
24
Diameters Outside:
2.049
Diameters Pitch:
1.915
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.33
Part No.:
25B25
No. of Teeth:
25
Diameters Outside:
2.129
Diameters Pitch:
1.995
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.34
Part No.:
25B26
No. of Teeth:
26
Diameters Outside:
2.209
Diameters Pitch:
2.074
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.35
Part No.:
25B27
No. of Teeth:
27
Diameters Outside:
Diameters Pitch:
Bore Stock:
3/8
Bore Max:
1
Hub Dia.:
1 1/2
Hub L.T.B.:
5/8
Wgt. Lbs.:
0.35
Part No.:
25B28
No. of Teeth:
28
Diameters Outside:
2.369
Diameters Pitch:
2.233
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.36
Part No.:
25B29
No. of Teeth:
29
Diameters Outside:
Diameters Pitch:
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.37
Part No.:
25B30
No. of Teeth:
30
Diameters Outside:
2.529
Diameters Pitch:
2.392
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.38
Part No.:
25B32
No. of Teeth:
32
Diameters Outside:
2.688
Diameters Pitch:
2.551
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.625
Wgt. Lbs.:
0.4
Part No.:
25B36
No. of Teeth:
36
Diameters Outside:
3.008
Diameters Pitch:
2.869
Bore Stock:
0.375
Bore Max:
1
Hub Dia.:
1.5
Hub L.T.B.:
0.75
Wgt. Lbs.:
0.5
Part No.:
25B40
No. of Teeth:
40
Diameters Outside:
3.327
Diameters Pitch:
3.187
Bore Stock:
0.5
Bore Max:
1.375
Hub Dia.:
2
Hub L.T.B.:
0.75
Wgt. Lbs.:
0.53
Part No.:
25B45
No. of Teeth:
45
Diameters Outside:
3.725
Diameters Pitch:
3.584
Bore Stock:
0.5
Bore Max:
1.375
Hub Dia.:
2
Hub L.T.B.:
0.75
Wgt. Lbs.:
0.56
Part No.:
25B48
No. of Teeth:
48
Diameters Outside:
3.964
Diameters Pitch:
3.823
Bore Stock:
0.5
Bore Max:
1.375
Hub Dia.:
2
Hub L.T.B.:
0.75
Wgt. Lbs.:
0.6
Part No.:
25B54
No. of Teeth:
54
Diameters Outside:
4.442
Diameters Pitch:
4.3
Bore Stock:
0.5
Bore Max:
1.375
Hub Dia.:
2
Hub L.T.B.:
0.75
Wgt. Lbs.:
1
Part No.:
25B60
No. of Teeth:
60
Diameters Outside:
4.92
Diameters Pitch:
4.777
Bore Stock:
0.5
Bore Max:
1.375
Hub Dia.:
2
Hub L.T.B.:
0.75
Wgt. Lbs.:
1.1

*Has recessed groove in hub for chain clearance. 1/4" Pitch, Nominal = 0.110", Maximun bores shown will accommodate standard keyseat & setscrew over Keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to