Maintenance Section
G 80
Torque Specifications
Metric Hardware - This lift truck is almost totally
metric design. Specifications are given in metric
and U.S. Customary measurement. Metric
hardware must be replaced with metric hardware.
Check parts books for proper replacement.
NOTE: Use only metric tools on most hardware for
proper fit. Other tools could slip and
possibly cause injury.
Torque for Standard Hose
Clamps-Worm Drive Band Type
NOTICE
The following chart gives the torques for initial
installation of hose clamps on new hoses and for
reassembly or retightening of hose clamps on
existing hose.
Initial Installation
Torque on New Hose
Clamp Width
N•m
1
lb•in
16 mm (.625 inch) 7.5±0.5 65±5
13.5 mm (.531 inch) 4.5±0.5 40±5
8 mm (.312 inch) 0.9±0.2 8±2
Reassembly or
Retightening Torque Clamp Width
N•m
1
lb•in
16 mm (.625 inch) 4.5±0.5 40±5
13.5 mm (.531 inch) 3.0±0.5 25±5
8 mm (.312 inch) 0.7±0.2 6±2
1
1 Newton meter (N•m) is approximately the same
as 0.1 kg•m.
Torque for Standard Bolts, Nuts
and Taperlock Studs
NOTICE
The following charts give general torques for bolts,
nuts and taperlock studs of SAE Grade 5 or better
quality.
Torques for Bolts and Nuts With
Standard Threads
Standard Bolt & Nut Torque Thread Size
Inch
N•m
1
lb•in
1/4 12±4 9±3
5/16 25±7 18±5
3/8 45±7 33±5
7/16 70±15 50±11
1/2 100±15 75±11
9/16 150±20 110±15
5/8 200±25 150±18
3/4 360±50 270±37
7/8 570±80 420±60
1 875±100 640±75
1 1/8 1100±150 820±110
1 1/4 1350±175 1000±130
1 3/8 1600±200 1180±150
1 1/2 2000±275 1480±200
1
1 Newton meter (N•m) is approximately the same
as 0.1 kg•m.
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