GRACO 563046 - Single Ball Check Valve 48 PSI Nominal Cracking psi, 1/4" NPSF (F) x 1/8 in NPSF (F), SS Body/FKM Ball, 7500 PSI, 1/4-18 NPSF x 1/4-18 NPSF
Single Ball Soft Seat Check Valve designed for hydraulic or lubrication systems with pressures up to 7500 PSI. Features a poppet and soft ball check design that improves check valve reliability. Provides optimum sealing against reverse flow with tapered outlet end to help identify flow direction. Compatible with oil and grease lubricants and FKM materials.
Additional Specifications
- Length: 1.94 in (49.3 mm)
- Thread: 1/4-18 NPSF x 1/4-18 NPSF
- Max Working Pressure: 7500 PSI (517 bar) maximum operating pressure
- Material: SST body, Steel spring, FKM ball
- Hex Size: .75 in (19.1 mm)
- Nominal Cracking Pressure: 50 PSI (3.5 bar)
- Max Operating Temp: 400°F (204.5°C)
- Net Weight: 113g (4 oz)
- Style: A
Specifications
| Application | Compressor Equipment |
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| Ball Material | Viton |
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| Body Material | Stainless Steel |
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| Compatible Material | Oil, Grease |
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| Inlet Size (in) | 1/4 |
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| Inlet Thread Type | NPSF |
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| Maximum Cracking Pressure (MPa) | 0.345 |
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| Maximum Cracking Pressure (psi) | 50 |
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| Maximum Working Pressure (MPa) | 51.7 |
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| Maximum Working Pressure (psi) | 7500 |
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| Number of Balls | Single Ball |
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| Outlet Size (in) | 1/4 |
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| Outlet Thread Type | NPSF |
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| Type | Check Valve |
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Features
- Provides optimum sealing against reverse flow
- Tapered at outlet end to help identify flow direction
- Poppet and soft ball check design improves reliability
- Arrow stamped on body indicates flow direction
- Available in wide range of pipe thread and tube size combinations
Applications
- Hydraulic systems
- Lubrication systems
- Systems with pressures up to 7500 PSI
Compatible Equipment
- Oil and grease lubricants
- Mineral based and synthetic lubricants compatible with FKM
Related Parts
- 563048 - Single Ball Check Valve - 35 PSI Nominal Cracking Pressure, 1/8 in NPSF (F) x 1/8 in NPT(F) (M), CS Body/FKM Ball, 100 PSI
- 564325 - Soft Seat Single Ball Check Valve - 50 PSI Nominal Cracking Pressure, 1/8 NPT(F) x 1/4 NPSF, SST Body/Viton Ball, 7500 PSI
- 563052 - Single Ball Check Valve 35 PSI Nominal Cracking Pressure, 7/16-20" SAE (M) x 7/16-20" SAE (F), SS/FKM, 7500 PSI
- 563061 - Double Ball Check Valve 48 PSI Nominal Cracking PSI, 1/4" NPSF (F) x 1/4" NPSF (F), SS Body/FKM Ball, 7500 PSI
This is a single ball version. Double ball versions are also available in this product family for added protection.
Reference Manuals
