Module
1
Teeth
10
Teeth1
40
i ratio
1:4
A centre distance
30.2
A1
20.2
B
4
Tolerance (B)
H9
B1
10
Tolerance (B1)
H9
b tooth width
8
d
10
d1
40
da external diameter
12
da1
41
H
17.7
H1
16.9
L1
15.5
N
7.9
N1
23.4
n
9.3
n1
10.8
The bores of these plastic gears are machined with a reamer H9. Due to the material, it is possible that a size reduction to the bore diameter of 0.02 to 0.04 mm can occur (temperature, air humidity).