637E Wheel Tractor-Scraper Wheel Scraper Power Train Caterpillar


Relief Valve (Transmission Lubrication) - Scraper

Usage:

637E 1HB


Illustration 1g03442156

Table 1
Specification for 8M-8551 Relief Valve Gp 
Item  Qty  Part  Specification Description 
8M-8599 Valve Body  Valve opening pressure is 55 ± 21 kPa (8 ± 3 psi)
S1-594 Bolt  Torque to 35 ± 5 N·m (26 ± 4 lb ft)
8M-8597 Spring  Length under test force is 35.1 mm (1.38 inch)
Test force is 16.06 ± 1.29 N (3.61 ± 0.29 lb).
Free length after test is 64.8 mm (2.55 inch).

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