DISC-RELIEF VALVE 4N3297 - Caterpillar

Illustration 1 g02596716
Rear view
Illustration 2 g02596718
Right side view
Table 1
Specification for 172-0258 Air Shutoff
Item Qty Part Specification Description
1 1 6K-9194 Flared Elbow Torque to 8.0 N m (71 lb in).
2 2 032-1267 Connector Torque to 8.0 N m (71 lb in).
3 5 032-1268 Connector Torque to 8.0 N m (71 lb in).
4 5 5M-6213 Pipe Plug Torque to 8.0 N m (71 lb in).
Illustration 3 g02596719
Bottom view
Table 2
Specification for 172-0258 Air Shutoff
Item Qty Part Specification Description
5 8 3K-6168 Bolt Torque to 3.4 0.5 N m (30.1 4.4 lb in).
Illustration 4 g02596720
Section A-A
Table 3
Specification for 172-0258 Air Shutoff
Item Qty Part Specification Description
6 7 6J-2819 Bolt Torque to 6 1 N m (53 9 lb in).
7 1 6H-3958 Bolt Torque to 6 1 N m (53 9 lb in).
8 1 5N-5297 Spring Length under test force is 20.32 mm (0.800 inch).
Test force is 16.0 0.5 N (3.6 0.1 lb).
Free length after test is 37.25 mm (1.467 inch).
9 1 5N-5296 Spring Length under test force is 38.1 mm (1.50 inch).
Test force is 8.01 N (1.80 lb).
Free length after test is 45.72 mm (1.800 inch).