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Home / All / Sprockets / Metric Roller Chain Sprockets / ISO 12B Sprockets / Metric 12B Pilot Bore Sprockets

Metric 12B Pilot Bore Sprockets

BS 12B pilot bore sprockets are designed for use in light industry and can be used to drive or lift or transport materials.

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Categories	ISO 12B Sprockets
Brand	CTS-ChinaTransmissionS
Model	12B Sprocket
Material	Carbon Steel
Color	Natural
Surface Treatment	Blackening/Galvanizing/Phosphating
Accuracy	Precision teeth for optimum performance
Quality	Superior Metric Sprocket
Interchangeability	Directly interchangeable with other brands
FOB port	SHANGHAI, NINGBO
Terms of Payment	L/C, D/A, D/P, Western Union, MoneyGram, T/T, Paypal

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Detail Information

About Metric 12B Pilot Bore Sprocket

The 12B roller chain sprockets are manufactured for metric 12B roller chains to ISO, DIN and BS228 standards. We can manufacture chain sprockets with hardened teeth or oxidized blackened surface treatment according to your needs. With precise engineering and durable materials, CTS® chain sprockets ensure optimal performance and longevity in demanding applications.

For a quote or more information on metric 12B chain sprockets, please contact us and we will be happy to assist you.

Quality Assurance:

ISO9001: 2015 and GB/T24001-2016 / ISO14001: 2015.

Features

High-precision Sprocket
Durable Sprocket
Directly interchangeable with other brands
OEM Sprocket

Metric 12B pilot bore sprocket dimension chart

Metric 12B Pilot Bore Sprocket Technical Data

SPROCKETS 3/4" × 7/16"

For Chain Acc. to DIN 8187

ISO/R 606

Metric 12B pilot bore sprocket teeth dimension chart

Tooth radius r3	19mm
Radius width C	2 mm
Tooth width B1	11.1 mm

Part No.	No. Teeth	Outside Dia.（de）	Pitch Dia.（dp）	Hub Dia.（dm）	Bore Dia.（D1）	LTB（A）	Weight（Lbs.）
12B8	8	57.6	49.78	31	12	30	0.21
12B9	9	62.0	55.70	37	12	30	0.29
12B10	10	69.0	61.64	42	12	30	0.40
12B11	11	75.0	67.61	46	14	35	0.53
12B12	12	81.5	73.61	52	14	35	0.67
12B13	13	87.5	79.59	58	14	35	0.83
12B14	14	93.6	85.61	64	14	35	1.00
12B15	15	99.8	91.63	70	14	35	1.18
12B16	16	105.5	97.65	75	16	35	1.35
12B17	17	111.5	103.67	80	16	35	1.55
12B18	18	118.0	109.71	80	16	35	1.63
12B19	19	124.2	115.75	80	16	35	1.72
12B20	20	129.7	121.78	80	16	35	1.81
12B21	21	136.0	127.82	90	20	40	2.36
12B22	22	141.8	133.86	90	20	40	2.47
12B23	23	149.0	139.90	90	20	40	2.61
12B24	24	153.9	145.94	90	20	40	2.69
12B25	25	160.0	152.00	90	20	40	2.81
12B26	26	165.9	158.04	95	20	40	3.10
12B27	27	172.3	164.09	95	20	40	3.23
12B28	28	178.0	170.13	95	20	40	3.36
12B29	29	184.1	176.19	95	20	40	3.45
12B30	30	190.5	182.25	95	20	40	3.62
12B31	31	196.3	188.31	95	20	40	3.78
12B32	32	203.3	194.35	95	20	40	3.93
12B33	33	209.3	200.40	95	20	40	4.08
12B34	34	214.6	206.46	95	20	40	4.24
12B35	35	221.0	212.52	95	20	40	4.45
12B36	36	226.8	218.58	100	20	40	4.76
12B37	37	232.9	224.64	100	20	40	4.94
12B38	38	239.0	230.69	100	20	40	5.13
12B39	39	245.1	236.75	100	20	40	5.25
12B40	40	251.3	242.81	100	20	40	5.51
12B41	41	257.3	248.86	*110	20	56	7.18
12B42	42	264.5	254.92	*110	20	56	7.42
12B43	43	270.5	260.98	*110	20	56	7.62
12B44	44	276.5	267.03	*110	20	56	7.86
12B45	45	282.5	273.09	*110	20	56	8.08
12B46	46	287.9	279.15	*110	20	56	8.34
12B47	47	294.0	285.21	*110	20	56	8.50
12B48	48	300.1	291.27	*110	20	56	8.71
12B49	49	306.2	297.33	*110	20	56	8.96
12B50	50	312.3	303.39	*110	20	56	9.17
12B51	51	318.4	309.45	*110	20	56	9.63
12B52	52	324.5	315.51	*110	20	56	9.89
12B53	53	330.5	321.57	*110	20	56	10.16
12B54	54	336.6	327.63	*110	20	56	10.44
12B55	55	342.7	333.69	*110	20	56	10.72
12B56	56	348.7	339.75	*110	20	56	11.00
12B57	57	355.4	345.81	*110	20	56	12.05
12B58	58	361.5	351.87	*110	20	56	12.37
12B59	59	367.5	357.93	*110	20	56	12.69
12B60	60	373.0	363.99	*110	20	56	12.99
12B62	62	385.1	376.12	*110	20	56	13.66
12B64	64	397.2	388.24	*110	20	56	14.35
12B65	65	403.2	394.30	110	20	56	14.71
12B66	66	409.3	400.36	*110	20	56	15.07
12B68	68	421.4	412.49	*110	20	56	15.80
12B70	70	433.6	424.61	*110	20	56	16.56
12B72	72	447.0	436.73	*110	20	56	17.42
12B75	75	463.9	454.92	*110	20	56	18.55
12B76	76	469.9	460.98	*110	20	56	18.95
12B78	78	482.1	473.10	*110	20	56	19.80
12B80	80	494.2	485.23	*110	20	56	20.66
12B85	85	524.5	515.54	*110	20	56	22.91
12B90	90	554.8	545.85	*110	20	56	25.29
12B95	95	585.1	576.17	*110	20	56	27.80
12B100	100	615.4	606.48	*110	20	56	30.44
12B110	110	676.1	667.11	*110	20	56	36.14
12B114	114	700.6	691.36	*110	20	56	38.59
12B120	120	736.7	727.74	*110	20	56	42.35
12B125	125	767.0	758.06	*110	20	56	45.66