Service Manual

627333-A 1-53
Torque Specifications
SAE Fasteners
Assembly Torque for SAE Fasteners
Standard High Low
Thread Size Torque
lbf ft
Torque
Nm
Torque
lbf ft
Torque
Nm
Torque
lbf ft
Torque
Nm
1/4 - 20 9 ± 1 12 ± 3 10 ± 1 13 ± 3 4 ±0.5 6 ± 1
5/16 - 18 18 ± 2 25 ± 6 20 ± 2 28 ± 7 10 ± 1 13 ± 3
3/8 - 16 35 ± 4 47 ± 9 40 ± 4 50 ± 10 18 ± 2 25 ± 6
7/16 - 14 50 ± 5 70 ±15 60 ± 6 80 ± 15 30 ± 3 40 ± 8
1/2 - 13 75 ± 8 105 ± 20 90 ± 9 120 ± 20 45 ± 5 60 ± 12
9/16 - 12 120 ± 10 160 ± 30 130 ± 13 175 ± 30 60 ± 5 85 ± 15
5/8 - 11 160 ± 15 215 ± 40 175 ± 15 240 ± 40 85 ± 10 115 ± 20
3/4 - 10 275 ± 30 370 ± 50 320 ± 30 430 ± 60 150 ± 15 200 ± 40
7/8 - 9 460 ± 50 620 ± 80 520 ± 50 700 ± 90 240 ± 25 325 ± 40
1 - 8 660 ± 70 900 ± 100 775 ± 75 1050 ± 150 370 ± 35 500 ± 65
1 1/8 - 7 960 ± 100 1300 ± 150 1070 ± 105 1450 ± 150 515 ± 50 700 ± 90
1 1/4 - 7 1320 ± 130 1800 ± 200 1550 ± 155 2100 ± 250 975 ± 95 1000 ± 125
1 3/8 - 6 1780 ± 180 2400 ± 300 1990 ± 200 2700 ± 300 1315 ± 130 1000 ± 150
1 1/2 - 5 2280 ± 230 3100 ± 350 2650 ± 265 3600 ± 400 1680 ± 165 1700 ± 200
Standard Taperlock Studs
Thread Size Torque
lbf ft
Torque
Nm
1/4 6 8
5/16 13 17
3/8 26 35
7/16 33 45
1/2 48 65
5/8 80 110
3/4 125 170
7/8 190 260
1 300 400
1 1/8 390 525
1 1/4 550 750
1 3/8 700 950
1 1/2 880 1200