Sprockets ASA 25 1/4

Sprockets ASA 25 1/4

Tooth radius r3 = 6.4
Radius size C = 0.7
Tooth width B1 = 2.9

No teeth

de

dp

Simplex*

Dm

D1

A

8 19.4 16.58 10 6 12
9 21.4 18.56 11.5 6 12
10 23.3 20.55 13 6 12
11 25.3 22.54 15 8 13
12 27.3 24.53 17 8 13
13 29.3 26.53 17 8 13
14 31.3 28.53 17 8 13
15 33.3 30.55 20 8 13
16 35.3 32.55 22 8 14
17 37.3 34.55 22 8 14
18 39.4 36.56 25 8 14
19 41.4 38.58 25 8 14
20 43.4 40.58 25 8 14
21 45.4 42.60 30 8 14
22 47.4 44.62 30 8 14
23 49.4 46.63 30 8 14
24 51.4 48.64 30 8 14

No teeth

de

dp

Simplex*

Dm

D1

A

25 53.3 50.66 30 8 14
26 55.5 52.67 30 8 16
27 57.5 54.69 30 8 16
28 59.5 56.71 30 8 16
29 61.5 58.73 30 8 16
30 63.6 60.75 30 8 16
31 65.6 62.76 30 8 16
32 67.6 64.78 30 8 16
33 69.6 66.80 30 8 16
34 71.6 68.82 30 8 16
35 73.6 70.84 30 8 16
36 75.6 72.85 30 8 16
37 77.7 74.87 30 8 16
38 79.7 76.89 30 8 16
39 81.7 78.91 30 8 16
40 83.7 80.93 30 8 16

* Bore Ø H12
All dimensions in mm. Intermediate sizes & special sprockets to drawing up to 1000mm diameter. Standard : to DIN 8187 ISO/R 606 – ANSI B29.1

Available from stock

Special order – typically 7-10 days