MODEL 66-80 VIBRATORY DRIVER/EXTRACTOR
G. RECOMMENDED TIGHTENING TORQUE
Nominal Nominal Tightening Nominal Nominal Tightening
Screw Socket Torque Screw Socket Torque
Size Size Ft-Lbs. (Kg-M) Size Size Ft-Lbs. (Kg-M)
#10-24 5/32 6 Ft-Lbs. (.83 Kg-M) #10-32 5/32 6 Ft-Lbs. (.83 Kg-M)
1/4-20 3/16 13 Ft-Lbs. (1.8 Kg-M) 1/4-28 3/16 15 Ft-Lbs. (2.1 Kg-M)
5/16-18 1/4 27 Ft-Lbs. (3.7 Kg-M) 5/16-24 1/4 30 Ft-Lbs. (4.2 Kg-M)
3/8-16 5/16 48 Ft-Lbs. (6.6 Kg-M) 3/8-24 5/16 55 Ft-Lbs. (7.6 Kg-M)
7/16-14 3/8 77 Ft-Lbs. (10.6 Kg-M) 7/16-20 3/8 86 Ft-Lbs. (11.9 Kg-M)
1/2-13 3/8 119 Ft-Lbs. (16.4 Kg-M) 1/2-20 3/8 133 Ft-Lbs. (18.4 Kg-M)
5/8-11 1/2 234 Ft-Lbs. (32.3 Kg-M) 5/8-18 1/2 267 Ft-Lbs. (36.9 Kg-M)
3/4-10 5/8 417 Ft-Lbs. (57.6 Kg-M) 3/4-16 5/8 467 Ft-Lbs. (64.5 Kg-M)
7/8-9 3/4 676 Ft-Lbs. (93.4 Kg-M) 7/8-14 3/4 742 Ft-Lbs. (102.5 Kg-M)
1-8 3/4 1,009 Ft-Lbs. (139.4 Kg-M) 1-12 3/4 1,126 Ft-Lbs. (155.6 Kg-M)
1-1/4-7 7/8 1,600 Ft-Lbs. (221.1 Kg-M) 1-1/4-12 7/8 1,800 Ft-Lbs. (248.8 Kg-M)
1-1/2-6 1 2,800 Ft-Lbs. (387 Kg-M) 1-1/2-12 1 3,000 Ft-Lbs. (414.6 Kg-M)
NOTE: These values are for Socket head cap screws only.
Button heads, Flat heads and Set screws have different
values. Check the Allen Hand Book for correct torque
specifications.
VIII-53
