520

Model 520 - Shaft/Stud Design
Torque: (See Below)
Bending Moment: 1 Nm/9 in lbs 
Heat Dissipation: 13 Watts 
Maximum RPM @ Maximum Torque Setting: 900


Standard Version
Torque: .003-.14 Nm / .03-1.25 in lbs 
Metric
Dimensions
  
English
Dimensions
 
Model
Weight
Inertia
A
B
C
  
Model
Weight
Inertia
A
B
C
kg
(kgm2)x10-5
mm
mm-.03
 
lb
(in oz s2)x10-3
in
in-.001
520-012
0.30
0.45
25.4
4.75
1/4 - 20
  
520-012
0.67
0.64
1.0
0.187
1/4 - 20
520-004
0.32
0.45
25.4
6.35
1/4 - 20
  
520-004
0.71
0.64
1.0
0.25
1/4 - 20
520-006
0.33
0.45
50.8
6.35
1/4 - 20
  
520-006
0.73
0.64
2.0
0.25
1/4 - 20
520-046
0.32
0.45
25
6
M6 - 1.0
  
520-046
0.71
0.64
0.984
0.236
M6 - 1.0
 

 

Low-Torque Version
Torque: .001-.08 Nm / .013-.75 in lbs 
Metric
Dimensions
  
English
Dimensions
 
Model
Weight
Inertia
A
B
C
  
Model
Weight
Inertia
A
B
C
kg
(kgm2)x10-5
mm
mm-.03
 
lb
(in oz s2)x10-3
in
in-.001
520-012-1
0.30
0.45
25.4
4.75
1/4 - 20
  
520-012-1
0.67
0.64
1.0
0.187
1/4 - 20
520-004-1
0.32
0.45
25.4
6.35
1/4 - 20
  
520-004-1
0.71
0.64
1.0
0.25
1/4 - 20
520-006-1
0.33
0.45
50.8
6.35
1/4 - 20
  
520-006-1
0.73
0.64
2.0
0.25
1/4 - 20
520-046-1
0.32
0.45
25
6
M6 - 1.0
  
520-046-1
0.71
0.64
0.984
0.236
M6 - 1.0
 

 
For assistance with above chart,
see our Selection Criteria page.
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