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TABLE OF TORQUE LIMITS
GRADE 5
GRADE 8
COARSE
LUBRICATED
LUBRICATED
THREADS
DRY
OR PLATED
DRY
OR PLATED
3/8-16
30-35
20-25
45-50
30-35
7/16-14
50-55
35-40
70-75
50-55
1/2-3 7
5-85
60-65
105-115
80-90
9/16-12
110-120
80-90
155-165
115-125
5/811
150-165
115-125
215-230
160-175
3/4-10
265-290
200-220
375-415
285-310
7/8-9
395-430
295-325
605-670
455-500
1-8
590-650
445-490
910-1000
685-750
1-1/8-7
795-875
595-655
1290-1415
965-1065
1-1/4-7
1120-1230
840-925
1820-2000
1360-1495
FINE
THREADS
3/8- 24
35-40
25-30
50-55
35-40
7/16- 20
55-60
40-45
80-85
60-65
1/2-20
85-95
65-70
120-130
90-100
9/16- 18
120-130
90-100
175-185
130-140
5/8 - 18
170-185
130-140
240-260
180-200
3/4- 16
300-325
225-245
420-460
315-345
7/8- 14
435-475
325-360
670-735
500-550
1-12
645-710
485-535
995 1095
745-820
1-1/8-12
890-980
670-735
1445 1590
1085-1190
1-1/4-12
1240-1365
930.1025
2015-2215
1510-1660
56
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