Module
1
Teeth
16
Teeth1
24
i ratio
1:1.5
A centre distance
20
A1
20
B
4
Tolerance (B)
H7
B1
5
Tolerance (B1)
H7
b tooth width
4.3
d
16
d1
24
da external diameter
18.1
da1
24.8
H
12
H1
14.8
L1
13
N
13.3
N1
20.3
n
7
n1
9.3