BOOT 4E3949 - Caterpillar

English (SAE) Nuts and Bolts
Illustration 1 g00908911
Table 1
Thread Size
Inch Torque
1/4 12 3 N m (105 27 lb in)
5/16 25 6 N m (220 53 lb in)
3/8 47 9 N m (35 7 lb ft)
7/16 70 15 N m (50 11 lb ft)
1/2 105 20 N m (75 15 lb ft)
9/16 160 30 N m (120 22 lb ft)
5/8 215 40 N m (160 30 lb ft)
3/4 370 50 N m (275 37 lb ft)
7/8 620 80 N m (460 60 lb ft)
1 900 100 N m (660 75 lb ft)
1 1/8 1300 150 N m (960 110 lb ft)
1 1/4 1800 200 N m (1320 150 lb ft)
1 3/8 2400 300 N m (1780 220 lb ft)
1 1/2 3100 350 N m (2280 260 lb ft) English (SAE) Machine Screws
Illustration 2 g00908932
Table 2
Thread Size
No. Torque
No. 4 (.112) 0.50 0.10 N m (4.4 0.9 lb in)
No. 5 (.125) 0.70 0.15 N m (6.2 1.3 lb in)
No. 6 (.138) 0.90 0.20 N m (8.0 1.8 lb in)
No. 8 (.164) 1.70 0.40 N m (15.0 3.5 lb in)
No. 10 (.190) 2.30 0.50 N m (20.4 4.4 lb in)
No 12 (.216) 3.40 0.70 N m (30.1 6.2 lb in) Hex Button Head Screw and Set Screws
Illustration 3 g01186972
Table 3
Thread Size
inch Torque
# 4 & #5 .6 .1 N m (5 0.9 lb in)
#6 & #8 2 .3 N m (18 3 lb in)
#10 & #12 4 .5 N m (35 4 lb in)
1/4 6 1 N m (55 9 lb in)
5/16 13 3 N m (115 27 lb in)
3/8 25 6 N m (220 53 lb in)
7/16 40 8 N m (20 6 lb ft)
1/2 60 12 N m (44 9 lb ft)
9/16 85 15 N m (65 11 lb ft)
5/8 115 20 N m (85 15 lb ft)
3/4 200 40 N m (150 30 lb ft)
7/8 325 40 N m (240 30 lb ft)
1 500 65 N m (370 48 lb ft)
1 1/8 700 90 N m (520 65 lb ft)
1 1/4 1000 125 N m (740 90 lb ft)
1 3/8 1300 150 N m (960 110 lb ft)
1 1/2 1700 200 N m (1260 150 lb ft)