Module
4
Teeth
16
Teeth1
56
i ratio
1:3.5
A centre distance
140
A1
82
B
20
Tolerance (B)
H7
B1
30
Tolerance (B1)
H7
b tooth width
30
d
64
d1
224
da external diameter
74.9
da1
225.3
H
58
H1
59.7
L1
52
N
45.3
N1
90.3
n
25
n1
35