BS(12B) Roller Chain Sprockets steel, C45 pilot bore

Categories	British Standard Roller Chain Sprockets
Model	12B British Standard Roller Chain Sprocket
Standard	British Standard
Material	C45 Steel
Pitch	19.05mm
Roller Diam.	12.70mm
Teeth Thickness	11.10mm
Bore	pilot bore
Chain No.	12B
Update Time	Dec 26,2024

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Detail Information

BS（12B）Roller Chain Sprockets 5/8"x1/2", Steel, C45

British Standard Sprockets

Pitch: 19.05mm

Roller Diam. : 12.70mm

Tooth Width:11.10mm

Type: B

Bore Tolerance: H8

Chain No.	No. teeth	Outside Diam.	Hub Diam	LTB	Weight(kg)
S12B1	8	58.00	31.0	30.0	0.28
S12B1	9	63.90	37.0	30.0	0.37
S12B1	10	69.80	42.0	30.0	0.47
S12B1	11	75.80	46.0	35.0	0.62
S12B1	12	81.80	52.0	35.0	0.77
S12B1	13	87.80	58.0	35.0	0.93
S12B1	14	93.80	64.0	35.0	1.11
S12B1	15	99.80	70.0	35.0	1.30
S12B1	16	105.80	75.0	35.0	1.48
S12B1	17	111.90	80.0	35.0	1.68
S12B1	18	117.90	80.0	35.0	1.77
S12B1	19	123.90	80.0	35.0	1.86
S12B1	20	130.00	80.0	35.0	1.96
S12B1	21	136.00	90.0	40.0	2.56
S12B1	22	142.00	90.0	40.0	2.67
S12B1	23	148.10	90.0	40.0	2.78
S12B1	24	154.10	90.0	40.0	2.90
S12B1	25	160.20	90.0	40.0	3.02
S12B1	26	166.20	95.0	40.0	3.32
S12B1	27	172.30	95.0	40.0	3.45
S12B1	28	178.30	95.0	40.0	3.59
S12B1	29	184.40	95.0	40.0	3.73
S12B1	30	190.40	95.0	40.0	3.88
S12B1	31	196.50	95.0	40.0	4.03
S12B1	32	202.50	95.0	40.0	4.19
S12B1	33	208.60	100.0	40.0	4.53
S12B1	34	214.60	100.0	40.0	4.70
S12B1	35	220.70	100.0	40.0	4.87
S12B1	36	226.80	100.0	40.0	5.05
S12B1	37	232.80	100.0	40.0	5.23
S12B1	38	238.90	100.0	40.0	5.42
S12B1	39	244.90	100.0	40.0	5.62
S12B1	40	251.00	100.0	40.0	5.82
S12B1	41	258.90	115.0	60.0	8.22
S12B1	42	265.00	115.0	60.0	8.43
S12B1	43	271.10	115.0	60.0	8.65
S12B1	44	277.10	115.0	60.0	8.87
S12B1	45	283.20	115.0	60.0	9.09
S12B1	46	289.20	115.0	60.0	9.32
S12B1	47	295.30	115.0	60.0	9.55
S12B1	48	301.40	115.0	60.0	9.79
S12B1	49	307.40	115.0	60.0	10.04
S12B1	50	313.50	115.0	60.0	10.29
S12B1	51	319.50	115.0	60.0	10.54
S12B1	52	325.60	115.0	60.0	10.80
S12B1	53	331.60	115.0	60.0	11.06
S12B1	54	337.70	115.0	60.0	11.33
S12B1	55	343.80	115.0	60.0	11.61
S12B1	56	349.80	115.0	60.0	11.89
S12B1	57	355.90	115.0	60.0	12.17
S12B1	58	362.00	115.0	60.0	12.46
S12B1	59	368.00	115.0	60.0	12.75
S12B1	60	374.10	115.0	60.0	13.05
S12B1	61	380.10	115.0	60.0	13.36
S12B1	62	386.20	115.0	60.0	13.67
S12B1	63	392.30	115.0	60.0	13.98
S12B1	64	398.30	115.0	60.0	14.30
S12B1	65	404.40	115.0	60.0	14.63
S12B1	66	410.40	115.0	60.0	14.96
S12B1	67	416.40	115.0	60.0	15.29
S12B1	68	422.60	115.0	60.0	15.63
S12B1	69	428.60	115.0	60.0	15.97
S12B1	70	434.70	115.0	60.0	16.32
S12B1	71	440.70	115.0	60.0	16.68
S12B1	72	446.80	115.0	60.0	17.04
S12B1	73	452.90	115.0	60.0	17.40
S12B1	74	459.00	115.0	60.0	17.77
S12B1	75	465.00	115.0	60.0	18.15
S12B1	76	471.10	115.0	60.0	18.53
S12B1	77	477.10	115.0	60.0	18.91
S12B1	78	483.20	115.0	60.0	19.30
S12B1	79	489.20	115.0	60.0	19.70
S12B1	80	495.30	115.0	60.0	20.10
S12B1	82	507.40	135.0	65.0	22.98
S12B1	84	519.50	135.0	65.0	23.82
S12B1	85	525.60	135.0	65.0	24.24
S12B1	86	531.60	135.0	65.0	24.67
S12B1	88	543.80	135.0	65.0	25.55
S12B1	90	555.90	135.0	65.0	26.45
S12B1	95	586.20	135.0	65.0	28.77
S12B1	96	592.30	135.0	65.0	29.25
S12B1	100	616.60	135.0	65.0	31.23
S12B1	102	628.60	145.0	65.0	33.17
S12B1	105	646.80	145.0	65.0	34.74
S12B1	110	677.20	145.0	65.0	37.44
S12B1	112	689.20	145.0	65.0	38.56
S12B1	114	701.20	145.0	65.0	39.70
S12B1	120	737.80	145.0	65.0	43.23
S12B1	125	768.10	145.0	65.0	46.31