Raymond 8210 - Torque Chart - Standard (Ferrous)

Model 8210/8250 Maintenance Manual Section A. Appendix
Torque Chart - Standard (Ferrous)
Publication: 1146945/001, Revised: 25 Sep 2018 A-5
Torque Chart - Standard (Ferrous)
Table A-3. Torque Chart - Standard
Ferrous Bolts
(The grade rating is stamped on the head of the bolt.)
Grade
Marking
None
Size
SAE Grade 2 Bolts
Tightening Torque
SAE Grade 5 Bolts
Tightening Torque
SAE Grade 7 Bolts
Tightening Torque
SAE Grade 8 Bolts
Tightening Torque
Dry** Oiled* Dry** Oiled* Dry** Oiled* Dry** Oiled*
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
(in.
lbs.)
(Nm)
4-40 5 0.56 4 0.45 8 0.9 6 0.68 11 1.5 8 0.9 12 1.4 9 1.0
4-48 6 0.68 5 0.56 9 1.0 7 0.8 12 1.4 9 1.0 13 1.5 10 1.1
6-32 10 1.1 8 0.9 16 1.8 12 1.4 20 2.2 15 1.7 23 2.6 17 1.9
6-40 12 1.4 9 1.0 18 2.0 13 1.5 22 2.5 17 1.9 25 2.8 19 2.1
8-32 19 2.1 14 1.6 29 3.3 22 2.5 36 4.1 27 3.0 41 4.6 31 3.5
8-36 20 2.2 15 1.7 31 3.5 23 2.6 38 4.3 29 3.3 44 5.0 33 3.7
10-24 27 3.0 21 2.4 42 4.8 32 3.6 52 5.9 39 4.4 60 6.8 45 5.1
10-32 31 3.5 24 2.7 48 5.4 36 4.1 60 6.8 45 5.1 68 7.7 51 5.8
1/4-20 66 7.5 49 5.5 100 11.3 76 8.6 125 14.1 94 10.6 143 16.2 107 12.1
1/4-28 75 8.5 56 6.3 120 13.6 87 9.8 143 16.2 107 12.1 164 18.5 123 13.9
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
(ft.
lbs.)
(Nm)
5/16-18 11 15.1 8 10.9 17 23.0 13 18 21 29 16 22 25 34 18 24
5/16-24 12 16.3 9 12.2 19 26 14 19 24 33 18 24 25 34 20 27
3/8-16 20 27 15 20 30 41 23 31 40 54 30 41 45 61 35 47
3/8-24 23 31 17 23 35 47 25 34 45 61 30 41 50 68 35 47
7/16-1432432433506835476081456170955575
7/16-20354725345575405470955068801096081
1/2-13 50 68 35 47 75 102 55 75 95 129 70 95 110 150 80 109
1/2-20 55 75 40 54 85 115 65 88 105 143 80 109 120 163 90 122
9/16-12 70 95 50 68 110 150 80 109 135 183 100 136 150 203 110 150
9/16-18 80 109 60 81 120 163 90 122 150 203 110 150 170 231 130 177
5/8-11 95 129 70 95 150 203 110 150 190 258 140 190 220 298 170 231
5/8-18 110 150 85 115 170 231 130 177 210 285 160 217 240 326 180 244
3/4-10 170 231 130 177 260 353 200 272 330 448 240 326 380 515 280 381
3/4-16 190 258 140 190 300 407 220 298 370 502 280 381 420 569 320 434
7/8-9 170 231 125 169 430 583 320 434 530 719 400 544 600 813 460 624
7/8-14 185 252 140 190 470 637 350 475 580 786 440 598 660 895 500 680
1-8 250 339 190 258 650 881 480 651 800 1085 600 813 900 1224 680 925
1-12 275 373 205 278 700 949 520 705 860 1166 660 895 1000 1360 740 1003
1 1/8-7 350 475 270 366 800 1085 600 813 1120 1519 840 1139 1280 1136 960 1302
1 1/8-12 400 544 300 407 880 1193 660 895 1260 1708 940 1274 1440 1952 1080 1464
1 1/4-7 500 680 375 509 1120 1523 840 1139 1580 2142 1200 1627 1820 2468 1360 1884
1 1/4-12 550 746 420 569 1240 1681 920 1247 1760 2386 1320 1790 2000 2720 1500 2034
1 3/8-6 650 881 490 664 1460 1980 1100 1491 2080 2820 1560 2115 2380 3227 1780 2413
1 3/8-12 750 1017 560 759 1680 2278 1260 1708 2380 3227 1780 2413 2720 3688 2040 2766
1 1/2-6 870 1180 650 881 1940 2630 1460 1980 2780 3769 2080 2820 3160 4298 2360 3200
1 1/2-12 980 1329 730 990 2200 2983 1640 2224 3100 4203 2340 3173 3560 4857 2660 3606
NOTE: * Use “oiled” values for bolts with liquid thread-locking compound applied at point of use.
NOTE: ** Use “dry” values for bolts with pre-applied, chemical thread-locking compound.
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