triplex sprockets 12B-3 DIN 8187
ISO-No.: 12B-3 (3/4“ x 7/16“)
pitch: 19,05 mm
inner width: 11,68 mm
Roller-diameter: 12,07 mm
Tooth width bf3 49,8 mm
ba 2 mm (radius width)
rx 19 mm (min. tooth radius)
No. of teeth | pitch circle | tip circle | hub | pilot bore | bore | total | weight |
Ø | Ø | Ø | Ø | max. | length | approx | |
z | d0 | dk | dn | d1 | d2 | L | kg |
Material steel/C45 | |||||||
8 | 49,8 | 57 | 31 | 16 | 20 | 65 | 0,45 |
9 | 55,7 | 62 | 37 | 16 | 23 | 65 | 0,64 |
10 | 61,6 | 69 | 42 | 16 | 27 | 65 | 0,86 |
11 | 67,6 | 75 | 47 | 20 | 29 | 70 | 1,09 |
12 | 73,6 | 82 | 53 | 20 | 32 | 70 | 1,39 |
13 | 79,6 | 88 | 59 | 20 | 36 | 70 | 1,72 |
14 | 85,6 | 94 | 65 | 20 | 41 | 70 | 2,08 |
15 | 91,6 | 100 | 71 | 20 | 44 | 70 | 2,47 |
16 | 97,6 | 106 | 77 | 20 | 47 | 70 | 2,89 |
17 | 103,7 | 112 | 83 | 20 | 52 | 70 | 3,34 |
18 | 109,7 | 118 | 89 | 20 | 55 | 70 | 3,83 |
19 | 115,7 | 125 | 95 | 20 | 58 | 70 | 4,35 |
20 | 121,8 | 130 | 100 | 20 | 64 | 70 | 4,87 |
21 | 127,8 | 136 | 100 | 20 | 64 | 70 | 5,20 |
22 | 133,9 | 142 | 100 | 20 | 64 | 70 | 5,65 |
23 | 139,9 | 149 | 110 | 20 | 66 | 70 | 6,38 |
24 | 145,9 | 154 | 110 | 20 | 66 | 70 | 6,87 |
25 | 152,0 | 160 | 120 | 20 | 75 | 70 | 7,77 |
26 | 158,0 | 166 | 120 | 20 | 75 | 70 | 8,21 |
27 | 164,1 | 173 | 120 | 20 | 75 | 70 | 8,77 |
28 | 170,1 | 178 | 120 | 20 | 75 | 70 | 9,35 |
29 | 176,2 | 184 | 120 | 20 | 75 | 70 | 9,96 |
30 | 182,3 | 191 | 120 | 20 | 75 | 70 | 10,59 |
31 | 188,3 | 196 | 130 | 25 | 80 | 70 | 11,55 |
32 | 194,4 | 204 | 130 | 25 | 80 | 70 | 12,22 |
33 | 200,4 | 209 | 130 | 25 | 80 | 70 | 12,92 |
34 | 206,5 | 215 | 130 | 25 | 80 | 70 | 13,64 |
35 | 212,5 | 221 | 130 | 25 | 80 | 70 | 14,38 |
36 | 218,6 | 227 | 130 | 25 | 80 | 70 | 15,14 |
37 | 224,6 | 233 | 130 | 25 | 80 | 70 | 15,93 |
38 | 230,7 | 239 | 130 | 25 | 80 | 70 | 16,73 |
39 | 236,7 | 245 | 130 | 25 | 80 | 70 | 17,57 |
40 | 242,8 | 252 | 130 | 25 | 80 | 70 | 18,42 |
material: GG-22 | |||||||
38 | 230,7 | 239 | 100 | 31 | 64 | 60 | 10,00 |
45 | 273,1 | 283 | 100 | 31 | 64 | 60 | 13,30 |
57 | 345,8 | 354 | 100 | 31 | 64 | 63 | 15,25 |
76 | 461,0 | 470 | 110 | 34 | 66 | 67 | 27,20 |
95 | 576,2 | 586 | 125 | 34 | 77 | 70 | 36,40 |
114 | 691,4 | 701 | 125 | 34 | 77 | 80 | 41,10 |