ROD AS 3738742 - Caterpillar

Illustration 1 g03768856
Table 1
Specification for 304-1877 Track Idler Gp    
Item     Qty     Part     Specification Description    
1     2     8T-6430 Bolt     Before assembly, apply blue Loctite 243 to threads.
Torque to 570 50 N m (420 37 lb ft).    
Illustration 2 g03768857
304-1878 Track Idler Gp
Table 2
Item     Qty     Part     Specification Description    
2     2     318-1783 Duo-Cone Seal Gp     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.    
3     2     5P-8215 O-Ring Seal     Lubricate the bore lightly with the lubricant that is being sealed.    
4     1     9F-2247 Pipe Plug     Apply purple Loctite Hi-Temp Flange Sealant to threads.    
5     1     304-1886 Shaft     Protect the threads of the shaft and end face of the shaft from paint and rust.
Minimum end play for the track roller shaft is
0.25 mm (0.010 inch).
Maximum end play for the track roller shaft is
1.21 mm (0.048 inch).