BS Cast Iron Sprockets 10B, 12B

BS Cast Iron Sprockets 10B, 12B

Cast Iron Sprockets (10B) 5/8″ x 3/8″
(British Standard) DIN 8187 ISO/R 606
No.
teeth
de dp Simplex** Duplex** Triplex**
dm D1 A dm D1 A dm D1 A
38 199.2 192.24 80 19 40 100 29 50 100 31 60
45 235.0 227.58 80 19 40 100 29 50 100 31 60
57 296.0 288.18 90 23 45 100 29 56 100 31 63
*76 392.1 384.16 90 23 50 100 29 63 110 34 67
*95 488.5 480.14 100 23 56 110 29 63 125 34 70
*114 584.1 576.13 100 23 56 125 29 70 125 34 80

* Simplex sprockets with rim reinforcement on both sides

Tooth radius: r3 = 16
Radius size: C = 1.6
Tooth width: B1 = 9.1

Tooth width: b1 = 9.0
Tooth width: B2 = 25.5
Tooth width: B3 = 42.1

Cast Iron Sprockets (12B) 3/4″ x 7/16″
(British Standard) to DIN 8187 ISO/R 606
No.
teeth
de dp Simplex** Duplex** Triplex**
dm D1 A dm D1 A dm D1 A
38 239 230.69 100 23 56 110 29 63 140 30 70
45 282.5 273.10 100 23 56 110 29 63 140 30 70
57 355.4 345.81 100 29 56 120 29 63 140 39 70
76 469.9 460.99 100 29 56 135 29 63 160 39 75
*95 585.1 576.17 100 29 65 135 29 70 170 39 82
*114 700.6 691.36 100 29 65 135 29 70 170 49 82

* Simplex sprockets with rim reinforcement on both sides

Tooth radius: r3 = 19
Radius size: C = 2
Tooth width: B1 = 11.1

Tooth width: b1 = 10.8
Tooth width: B2 = 30.3
Tooth width: B3 = 49.8

* Bore Ø H12
All dimensions in mm. Intermediate sizes & special sprockets to drawing up to 1000mm diameter.

Available from stock

Special order – typically 7-10 days