A GUIDE TO TORQUE VALUES Norbar
Recommended Maximum Bolt Loads and Torque Values UNC Threads UNC Quality P S T A F in Newtons N m lbf lbf ft Newtons N m lbf lbf ft Newtons N m lbf lbf ft in 1 4 4379 5 43 984 4 00 8320 10 3 1870 7 60 8980 11 1 2018 8 19 7 16 5 16 7344 11 2 1650 8 26 13954 21 3 3136 15 71 15061 23 0 3385 16 96