Husqvarna MZ6128ZT Owners Manual - Page 54

Torque Specifications, Hex Head Cap Screws, U.S. Standard Hardware

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TECHNICAL DATA Torque Specifications Hex Head Cap Screws The torque values shown should 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 Shank Size (Diameter in inches, fine or coarse thread) Size ft./lbs Nm ft./lbs Nm ft./lbs Nm ¼ 9 12 13 18 5/16 18 24 28 38 24 33 3/8 31 42 46 62 40 54 7/16 50 68 75 108 ½ 75 102 115 156 9/16 110 150 165 224 5/8 150 203 225 305 ¾ 250 339 370 502 7/8 378 513 591 801 11/8 782 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 Shank Size (Diameter in millimeters, fine or coarse thread) Size ft./lbs Nm ft./lbs Nm ft./lbs Nm M4 1.5 2 2.2 3 2.7 3.6 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 29 M10 24 32 35.2 47 43.5 58 M12 43.5 58 62.2 83 75 100 M14 70.5 94 100 133 119 159 M16 108 144 147 196 176 235 M18 142 190 202 269 242 323 M20 195 260 275 366 330 440 M22 276 368 390 520 471 628 M24 353 470 498 664 596 794 M27 530 707 474 996 904 1205 54

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54
TEChNICAl DATA
Torque Specifications
Hex Head Cap Screws
The torque values shown should 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)
¼
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
108
½
75
102
115
156
9
/
16
110
150
165
224
5
/
8
150
203
225
305
¾
250
339
370
502
7
/
8
378
513
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
3.6
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
29
M10
24
32
35.2
47
43.5
58
M12
43.5
58
62.2
83
75
100
M14
70.5
94
100
133
119
159
M16
108
144
147
196
176
235
M18
142
190
202
269
242
323
M20
195
260
275
366
330
440
M22
276
368
390
520
471
628
M24
353
470
498
664
596
794
M27
530
707
474
996
904
1205