CONTROL AS 5386438 - Caterpillar

Illustration 1 g01949418
Table 1
Specifications for 379-4042 Track Gp, 379-4052 Track Gp, 379-4062 Track Gp, and 379-4070 Track Gp
Item Qty Part Specification Description
- - - All joints of the link assembly must have flexibility even with a measurable end play of zero. Flexibility is the ability for movement from the weight of the link assembly.
Use the following procedure to tighten the track bolts:
1. Tighten the track bolts to 870 90 N m (642 66 lb ft).
2. Tighten the standard track bolts to an additional turn of 120 5 degrees.
3. Tighten the master link bolts to an additional turn of 120 5 degrees.
- - - The maximum assembly force for the track link assembly is 780000 N (175352 lb).
- - - The reference setting force is 600000 N (134886 lb).
A - - Protrusion at one end of the pin is 2.00 0.13 mm (0.079 0.005 inch).
C - - Distance between the bolt holes is 170.00 0.39 mm (6.693 0.015 inch).
D - - Distance between the bolt holes is 230.00 0.39 mm (9.055 0.015 inch).
E - - Distance between the bolt holes is 170.00 0.80 mm (6.693 0.032 inch).
F - - Distance between the bolt holes is 230.00 0.80 mm (9.055 0.032 inch).
Illustration 2 g02728574
View of area B
Table 2
Specifications for 379-4042 Track Gp, 379-4052 Track Gp, 379-4062 Track Gp, and 379-4070 Track Gp
Item Qty Part Specification Description
G - - Distance from the end of the pin (1) to the surface of the stopper (3) is 8.0 4.0 mm (0.31 0.16 inch).
H - - The plug (2) must not be recessed below the surface of the stopper (3) after assembly.
Distance from the end of the plug (2) to the surface of the stopper (3) is 0 to 2 mm (0.0 to 0.1 inch).
- - - End play for the link assemblies is 0.00 to 0.20 mm (0.000 to 0.008 inch).