
553-5197 Pilot Operated Relief Valve
Cat® Pilot Operated Relief Valve for Main Hydraulic Control Valve
Description
Pilot operated relief valves (e.g., part number 553-5197) are used to limit pressure in hydraulic circuits. Cat relief valve groups release fluid when a safe threshold is reached to prevent excessive pressure buildup.
Features
- Pilot operated relief valve with O-ring
- Thread Size: M33x1.5
- Overall Length: 135.5 mm (5.34 in)
Applications
Refer to your Operation and Maintenance Manual or contact MECHSC for more information.
Specifications
| Length | 135.5 mm (5.34 in) |
|---|---|
| Thread Size | M33X1.5 mm |
Compatible Equipment
- Motor Graders: 349 GC
- Excavators: 352, 345 GC, 350MHPU, 349, 350, 355
Additional information
| Machine Model | |
|---|---|
| Equipment Type | |
| Part Source | Genuine OEM |




