Module
2.5
Teeth
16
Teeth1
56
i ratio
1:3.5
A centre distance
89
A1
58
B
14
Tolerance (B)
H7
B1
20
Tolerance (B1)
H7
b tooth width
20
d
40
d1
140
da external diameter
46.8
da1
140.8
H
38.9
H1
44.4
L1
40.5
N
32.3
N1
60.3
n
17.9
n1
30