990K Wheel Loader Systems Caterpillar


Steering Cylinder

Usage:

990K A9P


Illustration 1g03675396

Table 1
Specification for 6E-1244 Steering Cylinder Gp 
Item  Qty  Part  Specification Description 
173-9779 Bolt  Torque to 900 ± 100 N·m (664 ± 74 lb ft)
346-5193 Buffer Seal As  Lubricate the sealing lip lightly with the fluid that is being sealed. 
346-5201 U-Cup Seal  Lubricate the sealing lip lightly with the fluid that is being sealed. 
346-5199 Wiper Seal  Lubricate the sealing lip lightly with the fluid that is being sealed. 
Before assembly, apply green Loctite Retaining Compound 620TM to the wiper seal groove. 
8T-0667 Bolt  Torque to 900 ± 100 N·m (664 ± 74 lb ft)
6E-1245 Cylinder As  Bore is 139.75 ± 0.10 mm (5.502 ± 0.004 inch)
6E-1251 Rod As  Diameter is 82.500 ± 0.038 mm (3.2480 ± 0.0015 inch)
6E-1250 Head  Bore over four lands are 82.83 ± 0.03 mm (3.261 ± 0.001 inch)
6E-0804 Bushing  Bore before assembly is 90.210 ± 0.025 mm (3.5516 ± 0.0010 inch).
Installation depth for cylinder assembly is 10.5 ± 0.5 mm (0.41 ± 0.02 inch).
Installation depth for rod assembly is 8.5 ± 0.5 mm (0.33 ± 0.02 inch)
3J-6899 Locknut  Torque to 6000 ± 300 N·m (4425 ± 221 lb ft)

Caterpillar Information System:

990K Wheel Loader Systems Steering Cylinder - Mounting
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