Section 8 Appendix; Torque Values Chart - Land Pride DM36 Series Operator's Manual

Section 8 Appendix

Section 8 Appendix
Bolt Size
(Inches)
Grade 2
1 2
in-tip N · m ft-lb
1/4" - 20 7.4 5.6
1/4" - 28 8.5 6
5/16" - 18 15 11
5/16" - 24 17 13
3/8" - 16 27 20
3/8" - 24 31 22
7/16" - 14 43 32
7/16" - 20 49 36
1/2" - 13 66 49
1/2" - 20 75 55
9/16" - 12 95 70
9/16" - 18 105 79
5/8" - 11 130 97
5/8" - 18 150 110
3/4" - 10 235 170
3/4" - 16 260 190
7/8" - 9 225 165
7/8" - 14 250 185
1" - 8 340 250
1" - 12 370 275
1-1/8" - 7 480 355
1 1/8" - 12 540 395
1 1/4" - 7 680 500
1 1/4" - 12 750 555
1 3/8" - 6 890 655
1 3/8" - 12 1010 745
1 1/2" - 6 1180 870
1 1/2" - 12 1330 980
Torque tolerance + 0%, -15% of torquing values. Unless otherwise specified use torque values listed above.
26 DM36 Series Disc Mowers 327-045M
Table of Contents
Torque Values Chart for Common Bolt Sizes
Bolt Head Identification
Grade 5 Grade 8
3
N · m ft-lb N · m
11 8 16
13 10 18
24 17 33
26 19 37
42 31 59
47 35 67
67 49 95
75 55 105
105 76 145
115 85 165
150 110 210
165 120 235
205 150 285
230 170 325
360 265 510
405 295 570
585 430 820
640 475 905
875 645 1230
955 705 1350
1080 795 1750
1210 890 1960
1520 1120 2460
1680 1240 2730
1990 1470 3230
2270 1670 3680
2640 1950 4290
2970 2190 4820
Bolt Size
(Metric)
4
ft-lb mm x pitch N · m
12 M 5 X 0.8 4
14 M 6 X 1 7
25 M 8 X 1.25 17
27 M 8 X 1 18
44 M10 X 1.5 33
49 M10 X 0.75 39
70 M12 X 1.75 58
78 M12 X 1.5 60
105 M12 X 1 90
120 M14 X 2 92
155 M14 X 1.5 99
170 M16 X 2 145
210 M16 X 1.5 155
240 M18 X 2.5 195
375 M18 X 1.5 220
420 M20 X 2.5 280
605 M20 X 1.5 310
670 M24 X 3 480
910 M24 X 2 525
995 M30 X 3.5 960
1290 M30 X 2 1060
1440 M36 X 3.5 1730
1820 M36 X 2 1880
2010
1
2380 in-tpi = nominal thread dia. in inches-threads per inch
2
2710 N· m = newton-meters
3
3160 ft-lb= foot pounds
4
3560 mm x pitch = nominal thread dia. in millimeters x thread pitch
Bolt Head Identification
5.8 8.8
Class 5.8 Class 8.8
ft-lb N · m ft-lb
3 6 5
5 11 8
12 26 19
13 28 21
24 52 39
29 61 45
42 91 67
44 95 70
66 105 77
68 145 105
73 155 115
105 225 165
115 240 180
145 310 230
165 350 260
205 440 325
230 650 480
355 760 560
390 830 610
705 1510 1120
785 1680 1240
1270 2650 1950
1380 2960 2190
Land Pride
10.9
Class 10.9
N · m ft-lb
9 7
15 11
36 27
39 29
72 53
85 62
125 93
130 97
145 105
200 150
215 160
315 230
335 245
405 300
485 355
610 450
900 665
1050 780
1150 845
2100 1550
2320 1710
3660 2700
4100 3220
5/5/08