Module
3.5
Teeth
15
Teeth1
60
i ratio
1:4
A centre distance
131
A1
79
B
20
Tolerance (B)
H7
B1
30
Tolerance (B1)
H7
b tooth width
26
d
52.5
d1
210
da external diameter
62.2
da1
211
H
52.1
H1
60.4
L1
54
N
45.3
N1
90.3
n
25.1
n1
40