Komatsu HD1500-7 -, Operation & Maintenance Manual

Page: 18 / 21

Torque Tables And Conversion Charts- Section 12 12/15 OM1201
Page 12-6
TABLE 7.
Torque Chart For JIC 37° Swivel NutS
With Or Without O-ring Seals
Size
Code
Tube Size
(OD)
Threads UNF-2B Newton meters
(N·m)
Foot Pounds
(ft lb)
– 2 0.125 0.312 – 24 5 ± 1 4 ± 1
– 3 0.188 0.375 – 24 11 ± 4 8 ± 3
– 4 0.250 0.438 – 20 16 ± 4 12 ± 3
– 5 0.312 0.500 – 20 20 ± 4 15 ± 3
– 6 0.375 0.562 – 18 24 ± 7 18 ± 5
– 8 0.500 0.750 – 16 40 ± 7 30 ± 5
– 10 0.625 0.875 – 14 54 ± 7 40 ± 5
– 12 0.750 1.062 – 12 75 ± 7 55 ± 5
– 14 0.875 1.188 – 12 88 ± 7 65 ± 5
– 16 1.000 1.312 – 12 108 ± 7 80 ± 5
– 20 1.250 1.625 – 12 136 ± 14 100 ± 10
– 24 1.500 1.875 – 12 163 ± 14 120 ± 10
– 32 2.000 2.500 – 12 312 ± 27 230 ± 20
TABLE 8.
Torque Chart For
Pipe Thread Fittings
Size
Code
Pipe Thread
Size
With Sealant
N·m
With Sealant
ft lb
Without Sealant
N·m
Without Sealant
ft lb
– 2 0.125 – 27 20 ± 4 15 ±3 27 ± 7 20 ± 5
– 4 0.250 – 18 27 ± 7 20 ±5 34 ± 7 25 ± 5
– 6 0.375 – 18 34 ± 7 25 ±5 48 ± 7 35 ± 5
– 8 0.500 – 14 48 ± 7 35 ±5 61 ± 7 45 ± 5
– 12 0.750 – 14 61 ± 7 45 ±5 75 ± 7 55 ± 5
– 16 1.000 – 11.50 75 ± 7 55 ±5 88 ± 7 65 ± 5
– 20 1.250 – 11.50 95 ± 7 70 ±5 108 ± 7 80 ± 5
– 24 1.500 – 11.50 108 ± 7 80 ±5 129 ± 14 95 ± 10
– 32 2.000 – 11.50 129 ± 14 95 ±10 163 ± 14 120 ± 10