Module
2.5
Teeth
15
Teeth1
75
i ratio
1:5
A centre distance
115
A1
56
B
12
Tolerance (B)
H7
B1
25
Tolerance (B1)
H7
b tooth width
20
d
37.5
d1
187.5
da external diameter
44.6
da1
188.1
H
41.1
H1
42.2
L1
36
N
30.3
N1
80.3
n
21
n1
25