Module
1.5
Teeth
16
Teeth1
40
i ratio
1:1.25
A centre distance
43
A1
35
B
8
Tolerance (B)
H7
B1
14
Tolerance (B1)
H7
b tooth width
11.5
d
24
d1
60
da external diameter
27.9
da1
60.7
H
24.2
H1
27.8
L1
25.5
N
20.3
N1
40.3
n
12.3
n1
18