336D2 and 340D2 Excavators Machine System Caterpillar


Track Roller (Single Flange)

Usage:

336D2 DGR


Illustration 1g06010401
Typical example

Table 1
Item  Qty  Part  Specification Description 
Before assembly, the surfaces must be clean and free of protective coating. 
8F-8882 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
Bushing  Bore after assembly is 75.310 ± 0.090 mm (2.9650 ± 0.0035 inch)
9W-2146 Plug  Before assembly, apply blue Loctite 243 to threads.
Torque to 25 ± 3 N·m (221 ± 27 lb in)
The rubber toric seals and all the contacting surfaces must be clean and dry at assembly. Before assembly, apply a thin film of 6V-4876 Lubricant to the contacting surfaces of the metal seal rings. The seal rings must be assembled square. The rubber toric seal should not bulge and the rubber toric seal should not twist. 
End play for the track roller shaft:
Minimum is 0.25 mm (0.009 inch).
Maximum is 1.25 mm (0.049 inch)

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