SPROCKET 28B-1 WITH ONE SIDE

Specifications

ISO-Nr.:	28B-1
Step, mm:	44,45
Distance between chain plates, mm:	30,99
Diameter of the chain roller, mm:	27,94
Width of crown (bf1), mm:	29,4
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	Hub diameter (dn), mm	Diameter of the rough hole (d1), mm	Hole of max. (d2), mm	Overall length (L), mm	Weight, kg
8	116,15	132	74	25	52	70	2,86
9	129,96	148,4	88	25	55	70	4
10	143,85	162,3	100	25	64	70	5,18
11	157,77	176,3	112	25	70	70	6,51
12	171,74	189,3	125	25	75	70	8,04
13	185,75	204,2	130	25	80	70	8,88
14	199,76	218,2	130	25	80	70	9,79
15	213,79	232,3	145	25	95	70	10,77
16	227,84	246,3	160	30	100	75	14,96
17	241,9	260	160	30	100	75	16,09
18	255,98	274	160	30	100	75	17,28
19	270,06	289	160	30	100	75	18,56
20	284,15	303	160	30	100	75	19,9
21	298,24	317	170	30	110	75	21,31
22	312,34	331	170	30	110	75	22,8
23	326,44	345	170	30	110	75	24,36
24	340,55	359	170	30	110	75	26
25	354,66	373	170	30	110	75	27,7
26	368,77	387	170	30	110	75	29,18
27	382,88	401	170	30	110	75	31,36
28	397	416	170	30	110	75	33,26
29	411,12	430	170	30	110	75	35
30	425,24	444	170	30	110	75	37,33
31	439,37	458	180	30	115	75	41
32	453,49	472	180	30	115	75	43,59
33	467,62	486	180	30	115	75	46
34	481,75	500	180	30	115	57	48,24
35	495,88	514	180	30	115	75	50,57
36	510,01	529	180	30	115	75	53,18
37	524,13	543	180	30	115	75	56
38	538,27	557	180	30	115	75	58,4
39	552,4	571	180	30	115	75	61
40	566,54	585	180	30	115	57	63,92