Module
4
Teeth
16
Teeth1
24
i ratio
1:1.5
A centre distance
78
A1
66
B
16
Tolerance (B)
H7
B1
20
Tolerance (B1)
H7
b tooth width
18
d
64
d1
96
da external diameter
72.4
da1
99.3
H
46.8
H1
45.5
L1
40
N
50.3
N1
60.3
n
25.4
n1
25