BS (16B) Sprockets – 1

Tooth radius: r₃ = 26
Radius size: C = 2.5
Tooth width: B₁ = 16.2
Tooth width: b₁ = 15.8
Tooth width: B₂ = 47.7
Tooth width: B₃ = 79.6

No. teeth	Outside dia. de	Pitch dia. dp	Simplex			Duplex			Triplex
No. teeth	Outside dia. de	Pitch dia. dp	dm	D1*	A	dm	D1*	A	dm	D1*	A
8	77	66.37	42	16	35	42	16	65	42	20	95
9	85	74.27	50	16	35	50	16	65	50	20	95
10	93	82.19	55	16	35	56	16	65	56	20	95
11	99.5	90.14	61	16	40	64	20	70	64	25	100
12	109	98.14	69	16	40	72	20	70	72	25	100
13	117	106.12	78	16	40	80	20	70	80	25	100
14	125	114.15	84	16	40	88	20	70	88	25	100
15	133	122.17	92	16	40	96	20	70	96	25	100
16	141	130.20	100	20	45	104	20	70	104	30	100
17	149	138.22	100	20	45	112	20	70	112	30	100
18	157	146.28	100	20	45	120	20	70	120	30	100
19	165.2	154.33	100	20	45	128	20	70	128	30	100
20	173.2	162.38	100	20	45	130	20	70	130	30	100
21	181.2	170.43	110	20	50	130	25	70	130	30	100
22	189.3	178.48	110	20	50	130	25	70	130	30	100
23	197.5	186.53	110	20	50	130	25	70	130	30	100
24	205.5	194.59	110	20	50	130	25	70	130	30	100

No. teeth	Outside dia. de	Pitch dia. dp	Simplex			Duplex			Triplex
No. teeth	Outside dia. de	Pitch dia. dp	dm	D1*	A	dm	D1*	A	dm	D1*	A
25	213.5	202.66	110	20	50	130	25	70	130	30	100
26	221.6	210.72	120	20	50	130	25	70	130	30	100
27	229.6	218.79	120	20	50	130	25	70	130	30	100
28	237.7	226.85	120	20	50	130	25	70	130	30	100
29	245.8	234.92	120	20	50	130	25	70	130	30	100
30	254	243.00	120	20	50	130	25	70	130	30	100
31	262	251.08	120	25	50	140	25	70	130	30	100
32	270	259.13	120	25	50	140	25	70	140	30	100
33	278.5	267.21	120	25	50	140	25	70	140	30	100
34	287	275.28	120	25	50	140	25	70	140	30	100
35	296.2	283.36	120	25	50	140	25	70	140	30	100
36	304.6	291.44	120	25	50	140	25	70	140	30	100
37	312.6	299.51	120	25	50	140	25	70	140	30	100
38	320.7	307.59	120	25	50	140	25	70	140	30	100
39	328.8	315.67	120	25	50	140	25	70	140	30	100
40	336.9	323.75	120	25	50	140	25	70	140	30	100

* Bore Ø H12
All dimensions in mm. Intermediate sizes & special sprockets to drawing up to 1000mm diameter. Standard to ISO/R 606

	Available from stock
	Special order – typically 7-10 days

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