HEX HEAD CAP SCREWS
The torque values shown must be used as a general guideline
when specific torque values are not given.
U.S. Standard Hardware
Grade
SAE Grade 5
SAE Grade 8
Flangelock Screw
w/Flangelock Nut
Size
ft./lbs
Nm
ft./lbs
Nm
ft./lbs
Nm
Shank Size
(Diameter in inches,
fine or coarse thread)
1/4
9
12
13
18
5/16
18
24
28
38
24
33
3/8
31
42
46
62
40
54
7/16
50
68
75
102
1/2
75
102
115
156
9/16
110
149
165
224
5/8
150
203
225
305
3/4
250
339
370
502
7/8
378
512
591
801
1-1/8
782
1060
1410
1912
** Grade 5 - Minimum commercial quality (lower quality not recommended)
Metric Standard Hardware
Grade
Grade 8.8
Grade 10.9
Grade 12.9
Size
ft./lbs
Nm
ft./lbs
Nm
ft./lbs
Nm
Shank Size
(Diameter in millimeters, fine or
coarse thread)
M4
1.5
2
2.2
3
2.7
3.7
M5
3
4
4.5
6
5.2
7
M6
5.2
7
7.5
10
8.2
11
M7
8.2
11
12
16
15
20
M8
13.5
18
18.8
25
21.8
30
M10
24
33
35.2
48
43.5
59
M12
43.5
59
62.2
84
75
102
M14
70.5
96
100
136
119
161
M16
108
146
147
199
176
239
M18
142
193
202
274
242
328
M20
195
264
275
373
330
447
M22
276
374
390
529
471
639
M24
353
478
498
675
596
808
M27
530
719
735
996
904
1226
Torque Specifications
Engine crankshaft bolt 50 ft/lb
Standard 1/4" fasteners
9 ft/lb
Deck pulley bolts
150 ft/lb
Standard 5/16" fasteners 18 ft/lb
Lug nuts
75 ft/lb
Standard 3/8" fasteners 33 ft/lb
Spark Plug Torque
16 ft-lb (22 Nm)
Standard 7/16" fasteners 52 ft/lb
Blade bolt
90 ft/lb
Standard 1/2" fasteners 80 ft/lb
32
TECHNICAL DATA
Содержание 577616913
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