Stock Bore Type B Sprockets 120 Chain

120 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 21 or fewer teeth.

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Model Specifications

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Stock Bore Type B Sprockets 120 Chain

Part No.:
120B09
PLI Sprocket No.:
120B9H
No. of Teeth:
9
Diameters Outside:
5.02
Diameters Pitch:
4.386
Bore Stock:
1.375
Bore Max:
1.813
Hub Dia.:
3 3/8*
Hub L.T.B.:
2.25
Wgt. Lbs.:
5.3
Part No.:
120B10
PLI Sprocket No.:
120B10H
No. of Teeth:
10
Diameters Outside:
5.52
Diameters Pitch:
4.854
Bore Stock:
1.375
Bore Max:
2.25
Hub Dia.:
3 3/4*
Hub L.T.B.:
2.25
Wgt. Lbs.:
7.1
Part No.:
120B11
PLI Sprocket No.:
120B11H
No. of Teeth:
11
Diameters Outside:
6.01
Diameters Pitch:
5.324
Bore Stock:
1.375
Bore Max:
2.375
Hub Dia.:
3.563
Hub L.T.B.:
2.125
Wgt. Lbs.:
7.6
Part No.:
120B12
PLI Sprocket No.:
120B12H
No. of Teeth:
12
Diameters Outside:
6.5
Diameters Pitch:
5.796
Bore Stock:
1.375
Bore Max:
2.75
Hub Dia.:
4.125
Hub L.T.B.:
2.125
Wgt. Lbs.:
9.9
Part No.:
120B13
PLI Sprocket No.:
120B13H
No. of Teeth:
13
Diameters Outside:
6.9
Diameters Pitch:
6.268
Bore Stock:
1.375
Bore Max:
3
Hub Dia.:
4.563
Hub L.T.B.:
2.25
Wgt. Lbs.:
12.4
Part No.:
120B14
PLI Sprocket No.:
120B14H
No. of Teeth:
14
Diameters Outside:
7.47
Diameters Pitch:
6.741
Bore Stock:
1.375
Bore Max:
3.25
Hub Dia.:
4.75
Hub L.T.B.:
2.25
Wgt. Lbs.:
14.4
Part No.:
120B15
PLI Sprocket No.:
120B15H
No. of Teeth:
15
Diameters Outside:
7.96
Diameters Pitch:
7.215
Bore Stock:
1.25
Bore Max:
3.25
Hub Dia.:
4.75
Hub L.T.B.:
2.375
Wgt. Lbs.:
16.7
Part No.:
120B16
PLI Sprocket No.:
120B16H
No. of Teeth:
16
Diameters Outside:
8.44
Diameters Pitch:
7.689
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
19.9
Part No.:
120B17
PLI Sprocket No.:
120B17H
No. of Teeth:
17
Diameters Outside:
8.94
Diameters Pitch:
8.163
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
20.8
Part No.:
120B18
PLI Sprocket No.:
120B18H
No. of Teeth:
18
Diameters Outside:
9.41
Diameters Pitch:
8.638
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
22.2
Part No.:
120B19
PLI Sprocket No.:
120B19H
No. of Teeth:
19
Diameters Outside:
9.89
Diameters Pitch:
9.113
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
24.8
Part No.:
120B20
PLI Sprocket No.:
120B20H
No. of Teeth:
20
Diameters Outside:
10.37
Diameters Pitch:
9.589
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
25.8
Part No.:
120B21
PLI Sprocket No.:
120B21H
No. of Teeth:
21
Diameters Outside:
10.85
Diameters Pitch:
10.064
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
26.7
Part No.:
120B22
PLI Sprocket No.:
120B22
No. of Teeth:
22
Diameters Outside:
11.33
Diameters Pitch:
10.54
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
28.2
Part No.:
120B23
PLI Sprocket No.:
120B23
No. of Teeth:
23
Diameters Outside:
11.81
Diameters Pitch:
11.016
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
30.3
Part No.:
120B24
PLI Sprocket No.:
120B24
No. of Teeth:
24
Diameters Outside:
12.29
Diameters Pitch:
11.492
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
32.1
Part No.:
120B25
PLI Sprocket No.:
120B25
No. of Teeth:
25
Diameters Outside:
12.77
Diameters Pitch:
11.968
Bore Stock:
1.25
Bore Max:
3.5
Hub Dia.:
5.25
Hub L.T.B.:
2.375
Wgt. Lbs.:
34.6
Part No.:
120B26
PLI Sprocket No.:
120B26
No. of Teeth:
26
Diameters Outside:
13.25
Diameters Pitch:
12.444
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
40
Part No.:
120B28
PLI Sprocket No.:
120B28
No. of Teeth:
28
Diameters Outside:
14.21
Diameters Pitch:
13.397
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
44.9
Part No.:
120B30
PLI Sprocket No.:
120B30
No. of Teeth:
30
Diameters Outside:
15.17
Diameters Pitch:
14.35
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
50.2
Part No.:
120B32
PLI Sprocket No.:
120B32
No. of Teeth:
32
Diameters Outside:
16.13
Diameters Pitch:
15.303
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
56
Part No.:
120B35
PLI Sprocket No.:
120B35
No. of Teeth:
35
Diameters Outside:
17.57
Diameters Pitch:
16.734
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
62.4
Part No.:
120B36
PLI Sprocket No.:
120B36
No. of Teeth:
36
Diameters Outside:
18.05
Diameters Pitch:
17.211
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
2.5
Wgt. Lbs.:
66.4
Part No.:
120B40
PLI Sprocket No.:
120B40
No. of Teeth:
40
Diameters Outside:
19.96
Diameters Pitch:
19.118
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
3.75
Wgt. Lbs.:
92
Part No.:
120B45
PLI Sprocket No.:
120B45
No. of Teeth:
45
Diameters Outside:
22.35
Diameters Pitch:
21.506
Bore Stock:
1.5
Bore Max:
4
Hub Dia.:
6
Hub L.T.B.:
3.75
Wgt. Lbs.:
99.2

*Has recessed groove in hub for chain clearance. 1 1/2" Pitch, Nominal = 0.924", 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