Module
1
Teeth
15
Teeth1
60
i ratio
1:4
A centre distance
38
A1
22
B
4
Tolerance (B)
H7
B1
8
Tolerance (B1)
H7
b tooth width
9.3
d
15
d1
60
da external diameter
17.8
da1
60.3
H
17.2
H1
17.1
L1
15
N
13.3
N1
30.3
n
7.7
n1
10