Stock Bore Type B Sprockets 50 Chain

50 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 will be hardened on sprockets with 35 or fewer teeth.

Download data sheet

Model Specifications

Print

Stock Bore Type B Sprockets 50 Chain

Part No.:
50B08
PLI Sprocket No.:
50B08H
No. of Teeth:
8
Diameters Outside:
1.88
Diameters Pitch:
1.633
Bore Stock:
0.625
Bore Max:
0.625
Hub Dia.:
1 1/8*
Hub L.T.B.:
1
Wgt. Lbs.:
0.25
Part No.:
50B09
PLI Sprocket No.:
50B09H
No. of Teeth:
9
Diameters Outside:
2.09
Diameters Pitch:
1.827
Bore Stock:
0.625
Bore Max:
0.75
Hub Dia.:
1 3/8*
Hub L.T.B.:
1
Wgt. Lbs.:
0.36
Part No.:
50B10
PLI Sprocket No.:
50B10H
No. of Teeth:
10
Diameters Outside:
2.3
Diameters Pitch:
2.023
Bore Stock:
0.625
Bore Max:
0.875
Hub Dia.:
1 9/16*
Hub L.T.B.:
1
Wgt. Lbs.:
0.48
Part No.:
50B11
PLI Sprocket No.:
50B11H
No. of Teeth:
11
Diameters Outside:
2.5
Diameters Pitch:
2.219
Bore Stock:
0.625
Bore Max:
1
Hub Dia.:
1 3/4*
Hub L.T.B.:
1
Wgt. Lbs.:
0.64
Part No.:
50B12
PLI Sprocket No.:
50B12H
No. of Teeth:
12
Diameters Outside:
2.71
Diameters Pitch:
2.415
Bore Stock:
0.625
Bore Max:
1.25
Hub Dia.:
1 63/64*
Hub L.T.B.:
1
Wgt. Lbs.:
0.83
Part No.:
50B13
PLI Sprocket No.:
50B13H
No. of Teeth:
13
Diameters Outside:
2.91
Diameters Pitch:
2.612
Bore Stock:
0.625
Bore Max:
1.313
Hub Dia.:
1.875
Hub L.T.B.:
1
Wgt. Lbs.:
0.88
Part No.:
50B14
PLI Sprocket No.:
50B14H
No. of Teeth:
14
Diameters Outside:
3.11
Diameters Pitch:
2.809
Bore Stock:
0.625
Bore Max:
1.438
Hub Dia.:
2.125
Hub L.T.B.:
1
Wgt. Lbs.:
1.13
Part No.:
50B15
PLI Sprocket No.:
50B15H
No. of Teeth:
15
Diameters Outside:
3.32
Diameters Pitch:
3.006
Bore Stock:
0.625
Bore Max:
1.5
Hub Dia.:
2.375
Hub L.T.B.:
1
Wgt. Lbs.:
1.34
Part No.:
50B16
PLI Sprocket No.:
50B16H
No. of Teeth:
16
Diameters Outside:
3.52
Diameters Pitch:
3.204
Bore Stock:
0.625
Bore Max:
1.875
Hub Dia.:
2.5
Hub L.T.B.:
1
Wgt. Lbs.:
1.51
Part No.:
50B17
PLI Sprocket No.:
50B17H
No. of Teeth:
17
Diameters Outside:
3.72
Diameters Pitch:
3.401
Bore Stock:
0.625
Bore Max:
1.875
Hub Dia.:
2.688
Hub L.T.B.:
1
Wgt. Lbs.:
1.74
Part No.:
50B18
PLI Sprocket No.:
50B18H
No. of Teeth:
18
Diameters Outside:
3.92
Diameters Pitch:
3.599
Bore Stock:
0.625
Bore Max:
1.875
Hub Dia.:
2.875
Hub L.T.B.:
1
Wgt. Lbs.:
2
Part No.:
50B19
PLI Sprocket No.:
50B19H
No. of Teeth:
19
Diameters Outside:
4.12
Diameters Pitch:
3.797
Bore Stock:
0.625
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1
Wgt. Lbs.:
2.22
Part No.:
50B20
PLI Sprocket No.:
50B20H
No. of Teeth:
20
Diameters Outside:
4.32
Diameters Pitch:
3.995
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1
Wgt. Lbs.:
2.28
Part No.:
50B21
PLI Sprocket No.:
50B21H
No. of Teeth:
21
Diameters Outside:
4.52
Diameters Pitch:
4.194
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1
Wgt. Lbs.:
2.4
Part No.:
50B22
PLI Sprocket No.:
50B22H
No. of Teeth:
22
Diameters Outside:
4.72
Diameters Pitch:
4.392
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1
Wgt. Lbs.:
2.56
Part No.:
50B23
PLI Sprocket No.:
50B23H
No. of Teeth:
23
Diameters Outside:
4.92
Diameters Pitch:
4.59
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1
Wgt. Lbs.:
2.66
Part No.:
50B24
PLI Sprocket No.:
50B24H
No. of Teeth:
24
Diameters Outside:
5.12
Diameters Pitch:
4.788
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
3.3
Part No.:
50B25
PLI Sprocket No.:
50B25H
No. of Teeth:
25
Diameters Outside:
5.32
Diameters Pitch:
1.987
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
3.4
Part No.:
50B26
PLI Sprocket No.:
50B26H
No. of Teeth:
26
Diameters Outside:
5.52
Diameters Pitch:
5.185
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
3.44
Part No.:
50B27
PLI Sprocket No.:
50B27H
No. of Teeth:
27
Diameters Outside:
5.72
Diameters Pitch:
5.384
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
3.74
Part No.:
50B28
PLI Sprocket No.:
50B28H
No. of Teeth:
28
Diameters Outside:
5.92
Diameters Pitch:
5.582
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
3.8
Part No.:
50B29
PLI Sprocket No.:
50B29H
No. of Teeth:
29
Diameters Outside:
6.12
Diameters Pitch:
5.781
Bore Stock:
0.75
Bore Max:
2
Hub Dia.:
3
Hub L.T.B.:
1.25
Wgt. Lbs.:
4.06
Part No.:
50B30
PLI Sprocket No.:
50B30H
No. of Teeth:
30
Diameters Outside:
6.32
Diameters Pitch:
5.979
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
4.56
Part No.:
50B31
PLI Sprocket No.:
50B31H
No. of Teeth:
31
Diameters Outside:
6.52
Diameters Pitch:
6.178
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
4.74
Part No.:
50B32
PLI Sprocket No.:
50B32H
No. of Teeth:
32
Diameters Outside:
6.72
Diameters Pitch:
6.376
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
4.96
Part No.:
50B33
PLI Sprocket No.:
50B33H
No. of Teeth:
33
Diameters Outside:
6.92
Diameters Pitch:
6.575
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
5.2
Part No.:
50B34
PLI Sprocket No.:
50B34H
No. of Teeth:
34
Diameters Outside:
7.12
Diameters Pitch:
6.774
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
5.14
Part No.:
50B35
PLI Sprocket No.:
50B35H
No. of Teeth:
35
Diameters Outside:
7.32
Diameters Pitch:
6.972
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
5.44
Part No.:
50B36
PLI Sprocket No.:
50B36
No. of Teeth:
36
Diameters Outside:
7.52
Diameters Pitch:
7.171
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
5.64
Part No.:
50B37
PLI Sprocket No.:
50B37
No. of Teeth:
37
Diameters Outside:
7.72
Diameters Pitch:
7.37
Bore Stock:
3/4
Bore Max:
2 1/4
Hub Dia.:
3 1/4
Hub L.T.B.:
1 1/4
Wgt. Lbs.:
5.82
Part No.:
50B38
PLI Sprocket No.:
50B38
No. of Teeth:
38
Diameters Outside:
7.92
Diameters Pitch:
7.569
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
6.08
Part No.:
50B39
PLI Sprocket No.:
50B39
No. of Teeth:
39
Diameters Outside:
8.12
Diameters Pitch:
7.767
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
6.3
Part No.:
50B40
PLI Sprocket No.:
50B40
No. of Teeth:
40
Diameters Outside:
8.32
Diameters Pitch:
7.966
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
6.5
Part No.:
50B41
PLI Sprocket No.:
50B41
No. of Teeth:
41
Diameters Outside:
8.52
Diameters Pitch:
8.165
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
6.7
Part No.:
50B42
PLI Sprocket No.:
50B42
No. of Teeth:
42
Diameters Outside:
8.72
Diameters Pitch:
8.363
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
6.96
Part No.:
50B43
PLI Sprocket No.:
50B43
No. of Teeth:
43
Diameters Outside:
8.91
Diameters Pitch:
8.562
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
7.06
Part No.:
50B44
PLI Sprocket No.:
50B44
No. of Teeth:
44
Diameters Outside:
9.11
Diameters Pitch:
8.761
Bore Stock:
0.75
Bore Max:
2.25
Hub Dia.:
3.25
Hub L.T.B.:
1.25
Wgt. Lbs.:
7.58
Part No.:
50B45
PLI Sprocket No.:
50B45
No. of Teeth:
45
Diameters Outside:
9.31
Diameters Pitch:
8.96
Bore Stock:
0.75
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
8.58
Part No.:
50B48
PLI Sprocket No.:
50B48
No. of Teeth:
48
Diameters Outside:
9.91
Diameters Pitch:
9.556
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
9.28
Part No.:
50B50
PLI Sprocket No.:
50B50
No. of Teeth:
50
Diameters Outside:
10.31
Diameters Pitch:
9.954
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
9.88
Part No.:
50B51
PLI Sprocket No.:
50B51
No. of Teeth:
51
Diameters Outside:
10.51
Diameters Pitch:
10.153
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
9.7
Part No.:
50B52
PLI Sprocket No.:
50B52
No. of Teeth:
52
Diameters Outside:
10.71
Diameters Pitch:
10.351
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
10.24
Part No.:
50B54
PLI Sprocket No.:
50B54
No. of Teeth:
54
Diameters Outside:
11.11
Diameters Pitch:
10.749
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
11
Part No.:
50B55
PLI Sprocket No.:
50B55
No. of Teeth:
55
Diameters Outside:
11.31
Diameters Pitch:
11.147
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
10.93
Part No.:
50B56
PLI Sprocket No.:
50B56
No. of Teeth:
56
Diameters Outside:
11.5
Diameters Pitch:
11.545
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
11.5
Part No.:
50B60
PLI Sprocket No.:
50B60
No. of Teeth:
60
Diameters Outside:
12.3
Diameters Pitch:
11.942
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.25
Wgt. Lbs.:
13
Part No.:
50B70
PLI Sprocket No.:
50B70
No. of Teeth:
70
Diameters Outside:
14.29
Diameters Pitch:
13.931
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.75
Wgt. Lbs.:
18.16
Part No.:
50B72
PLI Sprocket No.:
50B72
No. of Teeth:
72
Diameters Outside:
14.69
Diameters Pitch:
14.329
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.75
Wgt. Lbs.:
19.48
Part No.:
50B75
PLI Sprocket No.:
50B75
No. of Teeth:
75
Diameters Outside:
Diameters Pitch:
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.75
Wgt. Lbs.:
Part No.:
50B76
PLI Sprocket No.:
50B76
No. of Teeth:
76
Diameters Outside:
15.486
Diameters Pitch:
15.124
Bore Stock:
1
Bore Max:
2.5
Hub Dia.:
3.75
Hub L.T.B.:
1.75
Wgt. Lbs.:
21
Part No.:
50B80
PLI Sprocket No.:
50B80
No. of Teeth:
80
Diameters Outside:
16.28
Diameters Pitch:
15.92
Bore Stock:
1
Bore Max:
2.75
Hub Dia.:
4.25
Hub L.T.B.:
1.75
Wgt. Lbs.:
24.74
Part No.:
50B84
PLI Sprocket No.:
50B84
No. of Teeth:
84
Diameters Outside:
17.08
Diameters Pitch:
16.715
Bore Stock:
1
Bore Max:
2.75
Hub Dia.:
4.25
Hub L.T.B.:
1.75
Wgt. Lbs.:
25.5
Part No.:
50B96
PLI Sprocket No.:
50B96
No. of Teeth:
96
Diameters Outside:
19.47
Diameters Pitch:
19.102
Bore Stock:
1
Bore Max:
2.75
Hub Dia.:
4.25
Hub L.T.B.:
1.75
Wgt. Lbs.:
32.92

*Has recessed groove in hub for chain clearance. 5/8" Pitch, Nominal = 0.343", 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