GRACO 501684 - Check Valve for Piston Meter Kit for Piston Fluid Flow Meter, 303 SST wetted parts, 3000 PSI
GRACO 501684 is a high-pressure check valve designed for finishing applications. Made with stainless steel and PTFE materials for compatibility with catalyst, waterborne, and other finishing materials. Features poppet-style design that prevents fluid leakage and backflow while improving pump performance.
Additional Specifications
- Max Working Pressure: 3000 PSI (207 bar, 20.7 MPa)
- Material: 303 SST wetted parts with PTFE packings
- Style: poppet style
- Waterborne Compatible: yes
Specifications
| Body Material | Stainless Steel |
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| Inlet Size (in) | 3/8 |
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| Inlet Thread Gender | Male |
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| Inlet Thread Type | NPT |
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| Maximum Working Pressure (MPa) | 20.7 |
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| Maximum Working Pressure (psi) | 3000 |
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| Outlet Size (in) | 3/8 |
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| Outlet Thread Gender | Male |
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| Outlet Thread Type | NPT |
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| Type | Check Valve |
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Features
- Stainless steel and PTFE materials compatible with catalyst, waterborne, and other finishing materials
- Prevents fluid leakage and backflow
- Compact and easy to install
- Improves pump performance
- Poppet style design
- Waterborne compatible
Applications
- Finishing applications
- Catalyst spraying
- Waterborne material applications
- Paint spraying systems
Compatible Equipment
- RoadLazer Line Striper Pump Systems - Model 231571 (1-Pump System), Model 231572 (2-Pump System), Model 231378 (3-Pump System)
Related Parts
- 501867 - PTFE Check Valve, 1/4 x 1/4 NPT(Mbe), 3000 PSI (207 Bar, 20.7 MPa)
- 501603 - PTFE Check Valve 1/2" NPT Mbe SS Tf, 1/2 x 1/2 NPT, 3000 PSI (207 Bar, 20.7 MPa)
Part of GRACO's check valve family for finishing accessories. Available in multiple thread configurations for different application requirements.
Reference Manuals
- 345020 (Page 73) Finishing Accessories
- 307432 (Page 4) Installation Kit 215934, Hydra-Cat
- 308611 (Page 37) RoadLazer Line Striper System
- 309000 (Page 27) 2K Ultra-Lite Air-Operated, Two-Component Dispense Valve and
- 309148 (Page 6) Piston Fluid Flow Meter
