Module
2
Teeth
15
Teeth1
30
i ratio
1:2
A centre distance
44
A1
32.9
B
10
Tolerance (B)
H9
B1
12
Tolerance (B1)
H9
b tooth width
14.5
d
30
d1
60
da external diameter
33.3
da1
62
H
27
H1
24.5
L
26
L1
22.4
N
22.6
N1
30.2
n
12
n1
12
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).