Thomas 153 Repair Manual

2-53
2
NOTE: all torque specifications are in ft lbs. (Multiply by 1.36 = Nm)
HOSE SIZE 37º JIC FITTINGS HOSE SIZE ORB FITTINGS
1/4 9 to 10 1/4 14 to 16
5/16 15 to 16 5/16 18 to 20
3/8 20 to 22 3/8 24 to 26
1/2 30 to 33 1/2 50 to 60
5/8 40 to 44 5/8 72 to 80
3/4 70 to 77 3/4 125 to 135
7/8 82 to 90 7/8 160 to 180
1 55 to 60 1 200 to 220
1 1/4 120 to 132 1 1/4 210 to 280
1 1/2 131 to 144 1 1/2 270 to 360
2 300 to 330
The following torque specifications are for steel ORB fittings into aluminum.
HOSE SIZE ORB FITTINGS HOSE SIZE ORB FITTINGS
1/4 5 to 7 3/4 40 to 45
5/16 8 to 10 7/8 50 to 55
3/8 10 to 12 1 90 to 99
1/2 21 to 24 1 1/4 80to 90
5/8 27 to 30
TORQUE CHART 2.13
Torque Motor
Description Qty. Specification
Valve Housing 4 130
Bearing Housing 8 46.5
Front Cover 8 10.7
Bearing Nut 1 45
Mounting 4 80
Hydraulic Fittings
Tandem Pump
Description Qty. Specification
Front Support 1 50 (+/- 2)
Rear Mounting 2 60 (+/- 2)
Trunion Seal Carrier 4 20 (+/- 2)
Trunion Seal Cover 4 20 (+/- 2)
Relief Valve 4 40 (+/- 10)
Charge Relief Cap 1 40 ~ 100
Tandem Section 4 40 (+/- 5)
Gear Pump 2 25 (+/- 2)

Thomas 153 Specifications

General

Brand	Thomas
Model	153
Category	Compact Loader
Language	English