Milnor MCR12E5 - Page 42

Fastener Torque Requirements
PELLERIN MILNOR CORPORATION
Table 9: Torque Values for Applications of LocTite 272 (High Temperature)
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
1 x 8 350 475 901 1222 1272 1725 1114 1510
1 x 12 383 519 986 1337 1392 1887 -- --
1 x 14 393 533 1012 1372 1428 1936 -- --
1-1/8 x 7 496 672 1111 1506 1802 2443 1577 2138
1-1/8 x 12 556 754 1247 1691 2022 2741 -- --
1-1/4 x 7 700 949 1568 2126 2544 3449 2226 3018
1-1/4 x 12 774 1049 1737 2355 2816 3818 -- --
1-3/8 x 6 917 1243 2056 2788 3335 4522 2919 3958
1-3/8 x 12 1044 1415 2341 3174 3797 5148 -- --
1-1/2 x 6 1217 1650 2729 3700 4426 6001 3873 5251
1-1/2 x 12 1369 1856 3071 4164 4980 6752 -- --
Table 10: Torque Values for Applications of LocTite 277
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
1 x 8 325 441 837 1135 1181 1601 1034 1402
1 x 12 356 483 916 1242 1293 1753 -- --
1 x 14 365 495 939 1273 1326 1798 -- --
1-1/8 x 7 461 625 1032 1399 1674 2270 1464 1985
1-1/8 x 12 516 700 1158 1570 1877 2545 -- --
1-1/4 x 7 650 881 1456 1974 2362 3202 2067 2802
1-1/4 x 12 719 975 1613 2187 2615 3545 -- --
1-3/8 x 6 851 1154 1909 2588 3097 4199 2710 3674
1-3/8 x 12 970 1315 2174 2948 3526 4781 -- --
1-1/2 x 6 1130 1532 2534 3436 4110 5572 3597 4877
1-1/2 x 12 1271 1723 2852 3867 4624 6269 -- --
1.2. Stainless Steel Fasteners
Table 11: Torque Values for Stainless Steel Fasteners 5/16-inch and Smaller
316 Stainless
18-8 Stainless
18-8 Stainless with
Loctite 767
Nominal
Bolt Size
Pound-
Inches
N-m
Pound-
Inches
N-m
Pound-
Inches
N-m
1/4 x 20 79 9 76 9 45 5
1/4 x 28 100 11 94 11 56 6
5/16 x 18 138 16 132 15 79 9
5/16 x 24 148 17 142 16 85 10