Backlash in Gear for General Engineering Applications
Backlash For Normal Application [ IS-4460 ]
Pitch Line Velocity ≤ 8 m/sec
Module
Min Backlash
Max Backlash
20
0.75
1.25
16
0.50
0.85
12
0.35
0.60
10
0.30
0.51
8
0.22
0.40
6
0.20
0.30
4
0.13
0.20
3
0.10
0.15
2
0.08
0.13
1.5
0.00
0.10
Pitch Line Velocity > 8 m/sec
Module
Backlash
8
0.40
7
0.38
6
0.36
5
0.28
4
0.23
3.5
0.22
3
0.21
2.75
0.20
2.5
0.19
2
0.18
Author Suggested for Industrial Application
Pitch Line Velocity up to 35 m/sec
Module
Min Backlash
Max Backlash
20
0.75
0.95
18
0.65
0.75
16
0.55
0.65
14
0.45
0.55
12
0.35
0.45
10
0.30
0.40
8
0.22
0.32
6
0.20
0.30