Appendices
MagnaTran 7.1 User’s Manual
Appendix C: Torque Settings
MN-003-1600-00
Brooks Automation
11-4
Revision 2.2
Appendix C: Torque Settings
There are no user serviceable bolts requiring tightening to specific torque settings. All
user serviceable bolts use lock washers and should be tightened until the lock washers
are fully seated, then tighten the bolts an additional
1
/
4
turn.
Table 1: American UNC Thread Tightening Torque
Socket Head Cap Screw
Flat Head Screw
Button Head Screw
Size
Newton
Meters
Inch
Pounds
Newton
Meters
Inch
Pounds
Newton
Meters
Inch
Pounds
2-56
.847
7.5
.722
6.4
.722
6.4
4-40
1.801
16.0
1.073
9.5
.790
7.0
6-32
3.387
30.0
2.145
19.0
1.411
12.5
8-32
6.201
55.0
3.387
30.0
2.597
23.0
10-24
8.919
79.0
7.339
65.0
5.081
45.0
Size
Newton
Meters
Foot
Pounds
Newton
Meters
Foot
Pounds
Newton
Meters
Foot
Pounds
1/4-20
22.587
16.67
15.808
11.67
11.856
8.75
5/16-18
46.860
34.58
27.664
20.42
21.454
15.83
3/8-16
83.558
61.67
44.038
32.50
33.875
25.00
7/16-14
134.371
99.17
65.492
48.33
- - -
- - -
1/2/13
203.250
150.00
132.122
97.50
127.031
93.75
5/8-11
383.917
283.33
225.833
166.67
211.719
156.25
3/4-10
677.500
500.00
259.708
191.67
- - -
- - -
Table 2: Metric Coarse Thread Tightening Torque
Socket Head Cap Screw
Flat Head Screw
Button Head Screw
Metric
Size
Newton
Meters
Inch
Pounds
Newton
Meters
Inch
Pounds
Newton
Meters
Inch
Pounds
2 x 0.4
.690
6.1
- - -
- - -
- - -
- - -
2.5 x 0.45
1.425
12.6
- - -
- - -
- - -
- - -
3 x 0.5
2.475
21.9
1.125
10.0
.938
8.3
4 x 0.7
5.850
51.8
2.550
22.6
2.175
19.3
5 x 0.8
12.000
106.2
5.175
45.8
4.425
39.2
Metric
Size
Newton
Meters
Foot
Pounds
Newton
Meters
Foot
Pounds
Newton
Meters
Foot
Pounds
6 x 1.0
20.250
14.94
9.000
6.64
7.500
5.54
8 x 1.25
48.750
35.98
21.000
15.50
18.000
13.28
10 x 1.5
97.500
71.96
42.000
31.000
36.000
26.57
12 x 1.75
165.000
121.77
74.250
54.80
63.000
46.49
16 x 2.0
412.500
304.43
184.500
136.16
155.250
114.57
