Module
5
Teeth
20
Teeth1
30
i ratio
1:1.5
A centre distance
95.1
A1
72.5
B
25
Tolerance (B)
H7
B1
30
Tolerance (B1)
H7
b tooth width
40
d
100
d1
150
da external diameter
108.3
da1
155.6
H
54.9
H1
47
L
48
L1
40
N
60
N1
70
n
15
n1
15