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Bolt Torque Specifications for Stainless, Bronze, Brass, and Mone


Size TPI 18-8 Brass Bronze 316 Monel
    Inch Pounds
#2 56 2.5 2 2.3 2.6 2.5
  64 3 2.5 2.8 3.2 3.1
#3 48 3.9 3.2 3.6 4 4
  56 4.4 3.6 4.1 4.6 4.5
#4 40 5.2 4.3 4.8 5.5 5.3
  48 6.6 5.4 6.1 6.9 6.7
#5 40 7.7 6.3 7.1 8.1 7.8
  44 9.4 7.7 8.7 9.8 9.6
#6 32 9.6 7.9 8.9 10.1 9.8
  40 12.1 9.9 11.2 12.7 12.3
#8 32 19.8 16.2 18.4 20.7 20.2
  36 22 18 20.4 23 22.4
#10 24 22.8 18.6 21.2 23.8 25.9
  32 31.7 25.9 29.3 19.2 34.9
    Foot Pounds
1/4 20 6 5 6 7 7
  28 8 6 7 8 9
5/16 18 11 9 10 11 12
  24 12 10 11 12 13
3/8 16 20 16 18 21 22
  24 22 18 20 23 24
7/16 14 31 26 29 33 36
  20 33 27 31 35 38
1/2 13 43 35 40 45 49
  20 45 37 42 47 51


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