SPROCKET 28B-3

Specifications

ISO-Nr.:	28В-3
Step, mm:	44,45
Distance between chain plates, mm:	30,99
Diameter of the chain roller, mm:	27,94
Width of crown (bf1), mm:	148,0
Chamfer of tooth profile (ba), mm:	5,0
The minimum tooth radius (rx), mm:	44,0
Material:	Steel C45

Number of teeth (z)	Diameter of dividing circle (d0), mm	Diameter of the tip of the teeth (dk), mm	Diameter of the rough hole (d1), mm	Weight, kg
8	116,15	132	25	6,39
9	129,96	148,4	25	8,8
10	143,85	162,3	25	11,56
11	157,77	176,3	30	14,44
12	171,74	189,3	30	17,93
13	185,75	204,2	30	21,79
14	199,76	218,2	30	26,02
15	213,79	232,3	30	30,61
16	227,84	246,3	30	35,57
17	241,9	260	30	40,89
18	255,98	274	30	46,58
19	270,06	289	30	52,64
20	284,15	303	30	59,06
21	298,24	317	30	65,2
22	312,34	331	30	72,54
23	326,44	345	30	79,87
24	340,55	359	30	87,9
25	354,66	373	40	95,99
26	368,77	387	40	105,33
27	382,88	401	40	114,67
28	397	416	40	124,01
29	411,12	430	40	133,35
30	425,24	444	40	142,7
31	439,37	458	40	154,42
32	453,49	472	40	166,14
33	467,62	486	40	177,86
34	481,75	500	40	189,58
35	495,88	514	40	201,3
36	510,01	529	40	213,02
37	524,13	543	40	224,74
38	538,27	557	40	236,43
39	552,4	571	40	249,98
40	566,54	585	40	263,52
45	637,22	656	40	337,73
50	707,91	726	40	436,51
57	806,9	825	40	552,76
60	849,32	869	40	711,63
76	1075,62	1095	40	1000,97