Milnor MCR12E5 - Page 40

Fastener Torque Requirements
PELLERIN MILNOR CORPORATION
Table 4: Torque Values for Plated Fasteners Larger Than 5/16-inch
Bolt Grade
Grade 2 Grade 5 Grade 8 Grade BC
Bolt Size Pound-feet N-m Pound-feet N-m Pound-feet N-m Pound-feet N-m
3/8 x 16 15 20 23 31 33 44 29 38
3/8 x 24 17 23 26 35 37 49 -- --
7/16 x 14 24 32 37 50 52 71 46 61
7/16 x 20 27 36 41 55 58 78 -- --
1/2 x 13 37 49 56 76 80 106 70 93
1/2 x 20 41 55 64 85 90 120 -- --
9/16 x 12 53 70 81 110 115 153 101 134
9/16 x 18 59 79 91 122 128 174 -- --
5/8 x 11 73 97 113 150 159 212 139 186
5/8 x 18 83 110 127 172 180 240 -- --
3/4 x 10 129 173 200 266 282 376 246 329
3/14 x 16 144 192 223 297 315 420 -- --
7/8 x 9 125 166 322 430 455 606 398 531
7/8 x 14 138 184 355 474 501 668 -- --
1 x 8 188 250 483 644 682 909 597 796
1 x 12 205 274 528 716 746 995 -- --
1 x 14 210 280 542 735 765 1037 -- --
1 1/8 x 7 266 354 595 807 966 1288 845 1126
1 1/8 x 12 298 404 668 890 1083 1444 -- --
1 1/4 x 7 375 500 840 1120 1363 1817 1192 1590
1 1/4 x 12 415 553 930 1261 1509 2013 -- --
1 3/8 x 6 491 655 1102 1470 1787 2382 1564 2085
1 3/8 x 12 559 758 1254 1672 2034 2712 -- --
1 1/2 x 6 652 870 1462 1982 2371 3161 2075 2767
1 1/2 x 12 733 994 1645 2194 2668 3557 -- --
1.1.2. With Threadlocking Compound
Table 5: Threadlocking Compound Selection by Bolt Size
Bolt Size
LocTite Product
1/4" 1/4" – 5/8" 5/8" – 7/8" 1" +
LocTite 222 OK
LocTite 242 OK
LocTite 262 OK
LocTite 272 High temperature
LocTite 277 OK