Combination Chain Sprockets

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Product Description

Roller chain links engage with matched sprocket teeth to transmit power between rotating shafts. Since there's no slippage and little stretch, chain drives can handle heavy loads and high torque.

Sprocket Series	C55	C60	C77	C188	C131	C102B
Chain Pitch (inches)	1.631	2.307	2.308	2.609	3.075	4
Chain Roller Diameter	.72"	.75"	.72"	.88"	1.250"	.97"
Plate Thickness	5/8"	7/8"	5/8"	1"	1"	2"
Common Designations	C55 - C55L	C60	C77 - N77	C188 - BRH188 - C188M	C131	C102B - C102BM - N102B
NUMBER OF TEETH	PITCH DIAMETERS
8	4.26	6.03	6.03	6.82	8.04	10.45
9	4.77	6.75	6.75	7.63	8.99	11.7
10	5.28	7.47	7.47	8.44	9.95	12.94
11	5.79	8.19	8.19	9.26	10.91	14.2
12	6.3	8.91	8.92	10.08	11.88	15.45
13	6.82	9.64	9.64	10.9	12.85	16.71
14	7.33	10.37	10.37	11.72	13.82	17.98
15	7.84	11.1	11.1	12.55	14.79	19.24
16	8.36	11.83	11.83	13.37	15.76	20.5
17	8.88	12.56	12.56	14.2	16.74	21.77
18	9.39	13.29	13.29	15.02	17.71	23.04
19	9.91	14.02	14.02	15.85	18.68	24.3
20	10.43	14.75	14.75	16.68	19.66	25.57
21	10.94	15.48	15.49	17.51	20.63	26.84
22	11.46	16.21	16.22	18.33	21.61	28.11
23	11.98	16.94	16.95	19.16	22.58	29.38
24	12.5	17.67	17.68	19.99	23.56	30.65
25	13.01	18.41	18.41	20.82	24.53	31.91
26	13.53	19.14	19.15	21.64	25.51	33.18
27	14.05	19.87	19.88	22.47	26.49
28	14.57	20.6	20.61	23.3	27.46
29	15.09	21.34	21.35	24.13	28.44
30	15.6	22.07	22.08	24.96	29.42
31	16.12	22.8	22.81	25.79	30.39
32	16.64	23.54	23.55	26.62	31.37
33	17.16	24.27	24.28	27.45	32.35
34	17.68	25
35	18.2	25.74
36	18.71	26.47
37	19.23	27.2
38	19.75	27.94
39	20.27	28.67
40	20.79	29.4