Module
1.5
Teeth
21
B
8
Tolerance (B)
H9
b tooth width
12
c
5
D
22.5
d
31.5
da external diameter
34.5
L
23
N
17
The bores of these plastic gears are machined with a reamer H7. 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).