Module
4
Teeth
16
Teeth1
40
i ratio
1:1.25
A centre distance
107
A1
78
B
20
Tolerance (B)
H7
B1
30
Tolerance (B1)
H7
b tooth width
26
d
64
d1
160
da external diameter
74.3
da1
161.8
H
52.5
H1
57
L1
51
N
55.3
N1
80.3
n
25.3
n1
35