triplex sprockets 28B-3 DIN 8187
- ISO-No.: 28B-3 (1 3/4“ x 1 1/4“)
- pitch: 44,45 mm
- inner width: 30,99 mm
- Roller-diameter: 27,94 mm
- Tooth width bf3 120,3 mm
- ba 4,0 mm (radius width)
- rx 38,0 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 | 116,15 | 132,0 | 74 | 25 | 46 | 180 | 7,04 |
9 | 129,96 | 148,4 | 88 | 25 | 52 | 180 | 9,89 |
10 | 143,85 | 162,3 | 100 | 25 | 61 | 180 | 13,10 |
11 | 157,77 | 176,3 | 112 | 25 | 64 | 180 | 16,73 |
12 | 171,74 | 189,3 | 125 | 25 | 78 | 180 | 20,84 |
13 | 185,75 | 204,2 | 130 | 25 | 70 | 180 | 24,70 |
14 | 199,76 | 218,2 | 130 | 25 | 70 | 180 | 28,93 |
15 | 213,79 | 232,3 | 145 | 30 | 91 | 180 | 34,58 |
16 | 227,84 | 246,3 | 160 | 30 | 105 | 180 | 40,44 |
17 | 241,90 | 260,0 | 160 | 30 | 105 | 180 | 45,77 |
18 | 255,98 | 274,0 | 160 | 30 | 105 | 180 | 51,76 |
19 | 270,06 | 289,0 | 180 | 30 | 100 | 180 | 58,07 |
20 | 284,15 | 303,0 | 180 | 30 | 100 | 180 | 64,49 |
21 | 298,24 | 317,0 | 180 | 30 | 100 | 180 | 71,28 |
22 | 312,34 | 331,0 | 180 | 30 | 100 | 180 | 78,10 |
23 | 326,44 | 345,0 | 180 | 30 | 100 | 180 | 85,94 |
24 | 340,55 | 359,0 | 180 | 30 | 100 | 180 | 101,40 |
25 | 354,66 | 373,0 | 180 | 30 | 100 | 180 | 112,07 |
26 | 368,77 | 387,0 | 180 | 30 | 100 | 180 | 119,10 |
27 | 382,88 | 401,0 | 180 | 30 | 100 | 180 | 126,16 |
28 | 397,00 | 416,0 | 180 | 30 | 100 | 180 | 132,89 |
29 | 411,12 | 430,0 | 180 | 30 | 100 | 180 | 141,05 |
30 | 425,24 | 444,0 | 180 | 30 | 100 | 180 | 148,79 |
31 | 439,37 | 458,0 | 200 | 30 | 110 | 180 | 157,65 |
32 | 453,49 | 472,0 | 200 | 30 | 110 | 180 | 166,97 |
33 | 467,62 | 486,0 | 200 | 30 | 110 | 180 | 177,40 |
34 | 481,75 | 500,0 | 200 | 30 | 110 | 180 | 189,87 |
35 | 495,88 | 514,0 | 200 | 30 | 110 | 180 | 204,68 |
36 | 510,01 | 529,0 | 200 | 30 | 110 | 180 | 219,10 |
37 | 524,13 | 543,0 | 200 | 30 | 110 | 180 | 232,69 |
38 | 538,27 | 557,0 | 200 | 30 | 110 | 180 | 244,01 |
39 | 552,40 | 571,0 | 200 | 30 | 110 | 180 | 257,50 |
40 | 566,54 | 585,0 | 200 | 30 | 110 | 180 | 271,10 |