TM 5-2420-230-24-1
Table E-3. Torque Specification For Grade 8.8 Metric Fasteners
RECOMMENDED
GALVANIZED
CADMIUM PLATED
GRADE 8.8
ASSEMBLY
BOLT SIZE
DEGREASED
LIGHTLY OILED
DEGREASED
LIGHTLY OILED
(mm)
LBF/FT
NM
LBF/FT
NM
LBF/FT
NM
LBF/FT
NM
LBF/FT
NM
5
4
5
8
11
4
6
4
5
3
4
6
7
9
14
19
7
10
7
9
4
6
8
16
22
34
46
18
24
16
22
11
15
10
32
44
68
92
35
48
32
44
23
31
12
57
77
119
162
63
85
57
77
40
54
14
89
120
186
252
97
132
89
120
62
84
16
140
190
294
399
154
209
140
190
98
133
20
274
372
576
781
302
409
274
372
192
260
24
472
640
991
1344
519
704
472
640
330
448
30
970
1314
2035
2759
1066
1445
970
1314
679
920
36
1694
2297
3558
4824
1864
2527
1694
2297
1186
1608
42
2708
3671
5686
7709
2978
4038
2708
3671
1896
2570
48
4057
5500
8519
11550
4462
6050
4057
5500
2840
3850
56
6542
8870
13739
18627
7196
9757
6542
8870
4580
6209
ZINC PLATED
PHOSPHATED
STANDARD FINISH
GRADE 8.8
BOLT SIZE
DEGREASED
LIGHTLY OILED
OILED
HEAVY GREASE
(mm)
LBF/FT
NM
LBF/FT
NM
LBF/FT
NM
LBF/FT
NM
5
3
4
4
5
3
4
3
4
6
4
6
6
8
4
6
4
6
8
11
15
15
20
11
15
11
15
10
23
31
30
40
23
31
23
31
12
40
54
51
69
40
54
40
54
14
62
84
80
108
62
84
62
84
16
98
133
126
171
98
133
98
133
20
192
260
247
335
192
260
192
260
24
330
448
424
576
330
448
330
448
30
679
920
873
1183
679
920
679
920
36
1186
1608
1525
2067
1186
1608
1186
1608
42
1896
2570
2437
3304
1896
2570
1896
2570
48
2840
3850
3651
4950
2840
3850
2840
3850
56
4580
6209
5888
7983
4580
6209
4580
6209
E-5
