Module
3
Teeth
15
Teeth1
75
i ratio
1:5
A centre distance
138
A1
66
B
14
Tolerance (B)
H7
B1
30
Tolerance (B1)
H7
b tooth width
24
d
45
d1
225
da external diameter
53.5
da1
225.7
H
49.7
H1
49.4
L1
43
N
35.3
N1
90.3
n
25
n1
30