© Apr 2022 2-12 TB18 Plus&20J Plus Maintenance Manual
SPECIFICATIONS
THREAD SIZE
INSTALLED INTO
ALUMINUM
INSTALLED INTO STEEL
ED, O-RING + CIRCLIP ED, O-RING + CIRCLIP
O-RING
M22×1.5
90 ± 6 Nm (66 ± 4 ft-lb) 140 ± 8 Nm(103 ± 6 ft-lb ) 100 ± 10 Nm (74 ± 7 ft-lb)
M27×2
120 ± 8 Nm (89 ± 6 ft-lb) 185 ± 12 Nm (136 ± 9 ft-lb) 160 ± 10 Nm (118 ± 7 ft-lb)
M30×2
140 ± 8 Nm (103 ± 6 ft-lb) 245 ± 15 Nm (181 ± 11 ft-lb) 210 ± 13 Nm (155 ± 10 ft-lb)
M33×2
180 ± 10 Nm (133 ± 7 ft-lb) 320 ± 20 Nm (236 ± 15 ft-lb) 260 ± 15 Nm (192 ± 11 ft-lb)
M42×2
240 ± 15 Nm (177 ± 11 ft-lb) 450 ± 25 Nm (332 ± 18 ft-lb) 330 ± 20 Nm (243 ± 15 ft-lb)
M48×2
280 ± 20 Nm (207 ± 15 ft-lb) 540 ± 30 Nm (398 ± 22 ft-lb) 420 ± 25 Nm (310 ± 18 ft-lb)
Hydraulic fittings with inch thread (British Standard Pipe [BSP]) must be torqued to the following specifications.
Table 2-12 Hydraulic Fitting Torque – British Standard Pipe (BSP)
THREAD SIZE
INSTALLED INTO
ALUMINUM
INSTALLED INTO STEEL
ED, O-RING + CIRCLIP ED, O-RING + CIRCLIP
O-RING
L (LIGHT-DUTY)
G1/8A 20 ± 1 Nm (15 ± 1 ft-lb) 20 ± 1 Nm (15 ± 1 ft-lb) -
G1/4A 35 ± 2 Nm (26 ± 2 ft-lb) 40 ± 2 Nm (30 ± 2 ft-lb) -
G3/8A 50 ± 3 Nm (37 ± 2 ft-lb) 75 ± 5 Nm (55 ± 2 ft-lb) -
G1/2A 75 ± 5 Nm (55 ± 2 ft-lb) 95 ± 6 Nm (70 ± 4 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) -
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) must be torqued to the following specifications.
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