150
135
82
80
70
Body length
L7
87
55
40
35
26
Output shaft length
L6
70
65
40
30
25
Input hole depth
L5
7
6
2.5
3.5
2.5
Motor location depth
L4
7
5
4
3
2
Length from spigot
L3
7.5
5
5
2.5
4
Distance from key end
L2
65
40
28
25
15
Output key length
L1
165
130
98.4
66.67
43.84
Flange hole circle
D6
114.3
110
73
38.1
22
Input bore center for motor
D5
35
20
12.7
6.35
5
Input shaft diameter
D4
130
110
80
40
26
Output shaft root
D3
40
25
20
14
10
Output shaft diameter
D2
165
130
100
70
50
Flange hole circle
D1
38.5
25
16.5
Input shaft height
H2
43
28
22.5
16
11.2
Output shaft height
H1
M10
planetary gearhead with low backlash,can be mounting with Nema standard stepper and servo motors.ratios and size can be customed