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Page Title:
Table E-3. Torque Limits for Dry Metric Fasteners |
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 TM 9-2320-360-20-2
Table E-3. Torque Limits for Dry Metric Fasteners
CAPSCREW HEAD MARKINGS
NOTE
Manufacturer's marks may vary.
SAE GRADE
SAE GRADE
SAE GRADE
SAE GRADE
These are all SAE Grade 5.
NO. 2
NO. 5'
NO. 6 OR 7
NO. 8
DIAMETER
THREADS
TORQUE
PER INCH
IN.
MM
LB-FT
LB-FT
LB-FT
N M
N M
N M
0.157
4
2
3
3
4
4
5
0.197
5
4
5
6
8
7
9
0.237
6
7
9
10
14
11
15
0.276
7
11
15
16
22
20
27
0.315
8
18
24
25
34
29
39
0.394
10
32
43
47
64
58
79
0.473
12
58
79
83
113
100
136
0.552
'14
94
127
133
180
159
216
0.630
16
144
195
196
266
235
319
0.709
18
190
258
269
365
323
438
0.788
20
260
353
366
496
440
597
0.867
22
368
499
520
705
678
919
0.946
24
470
637
664
900
794
1077
1.064
27
707
959
996
1351
1235
1675
1.182
30
967
1311
1357
1840
1630
2210
Table E-4. Torque Limits for Wet Flange Nuts
SPIRALOCK FLANGE
DIAMETER
THREADS
TORQUE
NUT MARKINGS
PER INCH
GRADE 8
IN.
MM
LB-FT
N M
1/4
6.35
20
15
20
5/16
7.94
18
25
34
3/8
9.65
16
45
61
1/2
12.70
13
110
149
5/8
15.75
11
210
285
3/4
19.05
10
375
508
E-4
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