Description
The GRACO 237074 is a pressure relief valve designed to prevent system over-pressurization in GRACO proportioners, pumps, and spray systems. It is constructed with robust materials suitable for industrial environments and is intended for professional use only.
Key Features:
- Pressure relief valve
- 237074
- Max working pressure: 34.5 MPa (5000 psi)
- For use with select GRACO proportioners, pumps, and spray systems
- Prevents system over-pressurization
- Designed for professional use
- Reliable operation in demanding environments
- Ease of maintenance (replaceable seals if leakage is observed)
Applications:
Used in industrial fluid handling systems, including lubrication, paint, and spray applications, to protect equipment from excessive pressure.
Installation Notes:
- Using genuine GRACO parts ensures compatibility, reliability, and safety in high-pressure systems.
- Read all warnings and instructions in the manual before installation
- Apply lubricant to seals and torque connections as specified (e.g., inlet/outlet: 5060 ft-lb, relief port: 1315 ft-lb)
- Replace seals if leakage is observed
- Use appropriate tools (e.g., 9/16 in. drag-link socket)






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