GRACO 237063 - PTFE Relief Valve, 1/2 NPT(M), 2900-3600 PSI Maximum Wpr

GRACO 237063 Pressure Relief Valve automatically relieves system pressure at 2900-3600 psi to protect finishing systems from overpressure. Features stainless steel and PTFE materials compatible with catalyst, waterborne, and other finishing materials. Tungsten carbide construction ensures low wear and long service life in demanding applications.

Specifications

• Thread: 1/2 npt(m)
• Max Working Pressure: 2900-3600 psi maximum WPR
• Material: 304 SST, tungsten carbide with PTFE packings
• Inlet Outlet: 1/2 (f) / 1/2 (m)
• Relief Port: 1/2 npt(m)
• Relief Cracking Pressure: 4500 psi (310 bar, 31.0 MPa)
• Maximum Wpr Bar: 200-248 bar
• Maximum Wpr Mpa: 20.0-24.8 MPa
• Working Pressure Min Psi: 2900
• Working Pressure Max Psi: 3600
• Working Pressure Min Bar: 200
• Working Pressure Max Bar: 248
• Cracking Pressure Min Psi: 4275
• Cracking Pressure Max Psi: 5175
• Cracking Pressure Min Bar: 295
• Cracking Pressure Max Bar: 357

Features

• Automatically relieves system pressure at specified rating to protect from overpressure
• Stainless steel and PTFE materials compatible with catalyst, waterborne, and other finishing materials
• Compact and easy to install
• Tungsten and carbide materials ensure low wear and long life
• Waterborne compatible

Applications

• Finishing systems pressure protection
• Catalyst applications
• Waterborne coating systems
• Industrial finishing equipment

Compatible Equipment

• VHRC System
• Model 231836 - Wall Mount, Two Pumps

Related Parts

• 237061 - PTFE Relief Valve, 1/2 NPT(M), 950-1150 PSI Maximum Wpr
• 237112 - Carbide Relief Valve, 1/2 NPT(M), 1400-1800 PSI
• 237062 - Carbide Relief Valve, 1/2 NPT(M), 1800-2300 PSI (124-159 Bar, 12.4-15.9 MPa)
• 237073 - PTFE Relief Valve, 1/2 NPT(M) Relief Port, 1/2 (F) Inlet/Outlet
• 237074 - Relief Valve, 304Ss, 1/2 NPT(M), 3600-5000 PSI Maximum Working Pressure

Part of pressure relief valve family with different pressure ranges. Manual reference 308547. Relief valve selection based on maximum pump fluid pressure. Select lowest pressure relief valve with maximum working pressure that exceeds the Maximum Pump Fluid Pressure. Reference number 18 for Model 231836

Reference Manuals

• 345020 (Page 74) Finishing Accessories
• 307432 (Page 6) Installation Kit 215934, Hydra-Cat
• 308225 (Page 33) Bulldog Hydra-Cat Fixed Ratio Proportioning Pumps
• 308226 (Page 27) King Hydra-Cat Fixed Ratio Proportioning Pumps
• 308547 (Page 2) Pressure Relief Valve