SPECIFICATIONS
0607SE Maintenance Manual 2-7 © Jan 2022
THREAD SIZE
INSTALLED INTO
ALUMINUM
INSTALLED INTO STEEL
ED, O-RING + CIRCLIP ED, O-RING + CIRCLIP
O-RING
S (HEAVY-DUTY)
G1/4A 40 ± 3 Nm (30 ± 2 ft-lb) 43 ± 3 Nm (32 ± 2 ft-lb) -
G3/8A 55 ± 3 Nm (41 ± 2 ft-lb) 85 ± 5 Nm (63 ± 4 ft-lb) -
G1/2A 80 ± 5 Nm (59 ± 4 ft-lb) 120 ± 8 Nm (89 ± 6 ft-lb) -
G3/4A 120 ± 8 Nm (89 ± 6 ft-lb) 185 ± 12 Nm (136 ± 9 ft-lb) -
G1A 180 ± 10 Nm (133 ± 7 ft-lb) 320 ± 20 Nm (236 ± 15 ft-lb) -
G1-1/4A 240 ± 15 Nm (177 ± 11 ft-lb) 450 ± 25 Nm (332 ± 18 ft-lb) -
G1-1/2A 280 ± 20 Nm (207 ± 15 ft-lb) 540 ± 30 Nm (398 ± 22 ft-lb) -
Hydraulic fittings with Unified Thread Standard (UNC/UNF) thread must be torqued to the following specifications.
Table 2-7 Hydraulic Fitting Torque – Unified Thread Standard (UNC/UNF)
THREAD SIZE
INSTALLED INTO
ALUMINUM
INSTALLED INTO STEEL
O-RING O-RING
L (LIGHT-DUTY)
7/16-20 21 ± 2 Nm (15 ± 2 ft-lb) 21 ± 2 Nm (15 ± 2 ft-lb)
9/16-18 34 ± 2 Nm (25 ± 2 ft-lb) 35 ± 2 Nm (26 ± 2 ft-lb)
11/16-12 40 ± 3 Nm (30 ± 2 ft-lb) 50 ± 4 Nm (37 ± 3 ft-lb)
3/4-16 50 ± 3 Nm (37 ± 2 ft-lb) 65 ± 4 Nm (48 ± 3 ft-lb)
7/8-14 75 ± 5 Nm (55 ± 4 ft-lb) 110 ± 8 Nm (81 ± 6 ft-lb)
1-1/16-12 110 ± 8 Nm (81 ± 6 ft-lb) 140 ± 10 Nm (103 ± 7 ft-lb)
1-5/16-12 160 ± 10 Nm (118 ± 7 ft-lb) 210 ± 15 Nm (155 ± 11 ft-lb)
S (HEAVY-DUTY)
7/16-20 21 ± 2 Nm (15 ± 2 ft-lb) 23 ± 2 Nm (17 ± 2 ft-lb)
9/16-18 34 ± 2 Nm (25 ± 2 ft-lb) 40 ± 3 Nm (30 ± 2 ft-lb)
11/16-12 40 ± 3 Nm (30 ± 2 ft-lb) 65 ± 4 Nm (48 ± 3 ft-lb)
3/4-16 50 ± 3 Nm (37 ± 2 ft-lb) 80 ± 6 Nm (59 ± 4 ft-lb)
7/8-14 75 ± 5 Nm(55 ± 4 ft-lb ) 125 ± 10 Nm (92 ± 7 ft-lb)
1-1/16-12 110 ± 8 Nm (81 ± 6 ft-lb) 185 ± 15 Nm (136 ± 11 ft-lb)
1-5/16-12 160 ± 10 Nm (118 ± 7 ft-lb) 280 ± 20 Nm (207 ± 15 ft-lb)
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