Elliott Traffic Safety Service L60, Operator'S Manual

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8
TORQUE SPECIFICATIONS CHART
Dry Plated Lubricated Dry Plated Lubricated
SAE
Grade 5
SAE
Grade 5
SAE
Grade 5
SAE
Grade 8
SAE
Grade 8
SAE
Grade 8
Nominal Size Torque
*(Ft-Lbs)
Torque
*(Ft-Lbs)
Torque
*(Ft-Lbs)
Torque
*(Ft-Lbs)
Torque
*(Ft-Lbs)
Torque
*(Ft-Lbs)
¼ 20 8 6 5 12 9 7
¼ 28 10 7 6 14 10 8
5/16 18 17 13 10 25 18 15
5/16 24 19 14 11 27 20 16
3/8 16 31 23 19 44 33 26
3/8 24 35 26 21 49 37 30
7/16 14 49 37 30 70 53 42
7/16 20 55 41 33 78 58 47
½ 13 76 57 45 106 80 64
½ 20 85 64 51 120 90 72
9/16 12 109 82 65 153 115 92
9/16 18 122 91 73 172 129 103
5/8 11 150 113 90 212 159 127
5/8 18 170 128 102 240 180 144
¾ 10 266 200 160 376 282 226
¾ 16 297 223 178 420 315 252
7/8 9 430 322 258 606 454 364
7/8 14 474 355 284 668 501 401
1 8 644 483 386 909 682 545
1
14 721 541 433 1019 764 611
1-1/8 7 794 596 475 1288 966 772
1-1/8 12 890 668 534 1444 1083 866
1-1/4 7 1120 840 672 1817 1363 1090
1-1/4 12 1241 930 745 2012 1509 1207
T = BOLT TORQUE (LB. FT.) T = (KWD) / 12
K = TORQUE COEFFICIENT (K = 0.20 DRY K = 0.15 PLATED K = 0.12 LUBRICATED)
W = PRELOAD TENSION
D = NOMINAL BOLT SIZE (IN.)
* ALL TORQUE VALUE TOLERANCES ARE ± 5%