SCOPE - Continued
Table
3.
TORQUE LIMITS FOR DRY FASTENERS - Continued.
Figure 7.
Torque Limits for Dry Fasteners.
SIZE
SAE GRADE NO.
2
SAE GRADE NO.
5
SAE GRADE NO.
6 or 7
SAE GRADE NO.
8
DIAMETER
THREADS
PER INCH
TORQUE
IN.
mm
LB-FT
N·m
LB-FT
N·m
LB-FT
N·m
LB-FT
N·m
3/4
19.05
10
160
217
260
353
320
434
375
515
3/4
16
180
244
300
407
360
488
420
597
7/8
22.23
9
140
190
400
542
520
705
605
814
7/8
14
155
210
440
597
580
786
675
895
1
25.40
8
220
298
580
786
800
1085
910
1220
1
12
240
325
640
868
860
1166
990
1356
1-1/8
25.58
7
300
407
800
1085
1120
1519
1280
1736
1-1/8
12
340
461
880
1193
1260
1709
1444
1953
1-1/4
31.75
7
420
570
1120
1519
1580
2142
1820
2468
1-1/4
12
460
624
1240
1681
1760
2387
2000
2712
1-3/8
34.93
6
560
759
1460
1980
2080
2820
2300
3227
1-3/8
12
640
868
1680
2278
2380
3227
2720
3688
1-1/2
38.10
6
740
1003
1940
2631
2780
3770
3160
4285
1-1/2
12
840
1139
2200
2983
3100
4204
3560
4827
Table 4 lists torque limits for dry metric fasteners.
TM 9-2330-342-23&P
0134
0134-5