Idiomas disponibles
Idiomas disponibles
TECHNICAL DATA
Torque Specifications
Engine crankshaft bolt
Deck pulley bolts
Lug nuts
Spark Plug Torque
Blade bolt
U.S. Standard Hardware
Grade
Size
1/4
5/16
3/8
7/16
1/2
9/16
5/8
3/4
7/8
1-1/8
** Grade 5 - Minimum commercial quality (lower quality not recommended)
Metric Standard Hardware
Grade
Size
M4
M5
M6
M7
M8
M10
M12
M14
M16
M18
M20
M22
M24
M27
50 ft/lb
150 ft/lb
75 ft/lb
16 ft-lb (22 Nm)
90 ft/lb
HEX HEAD CAP SCREWS
The torque values shown must be used as a general guideline
when specific torque values are not given.
SAE Grade 5
ft./lbs
Nm
9
18
31
50
75
102
110
149
150
203
250
339
378
512
782
1060
Grade 8.8
ft./lbs
1.5
3
5.2
8.2
13.5
24
43.5
70.5
108
142
195
276
353
530
Standard 1/4" fasteners
Standard 5/16" fasteners 18 ft/lb
Standard 3/8" fasteners
Standard 7/16" fasteners 52 ft/lb
Standard 1/2" fasteners
SAE Grade 8
ft./lbs
12
13
24
28
42
46
68
75
115
165
225
370
591
1410
Grade 10.9
Nm
ft./lbs
2
2.2
4
4.5
7
7.5
11
12
18
18.8
33
35.2
59
62.2
96
100
146
147
193
202
264
275
374
390
478
498
719
735
9 ft/lb
33 ft/lb
80 ft/lb
Flangelock Screw
w/Flangelock Nut
Nm
ft./lbs
18
38
24
62
40
102
156
224
305
502
801
1912
Grade 12.9
Nm
ft./lbs
3
2.7
6
5.2
10
8.2
16
15
25
21.8
48
43.5
84
75
136
119
199
176
274
242
373
330
529
471
675
596
996
904
Nm
33
54
Nm
3.7
7
11
20
30
59
102
161
239
328
447
639
808
1226
35
