Module
2
Teeth
16
Teeth1
40
i ratio
1:1.25
A centre distance
55
A1
42
B
8
Tolerance (B)
H7
B1
16
Tolerance (B1)
H7
b tooth width
15
d
32
d1
80
da external diameter
37.2
da1
80.9
H
29.6
H1
32.4
L1
29
N
25.3
N1
45.3
n
13.7
n1
20