GRACO 258299 - Single Ball Check Valve 35 PSI Nominal Cracking Pressure, 1/8 in BSPP, Steel, 5, 000 PSI, 1/8-28(M) and(F)
Single Ball Steel Check Valve designed for use in hydraulic or lubrication systems with pressures up to 5000 PSI. Features positive seal that prevents leakage and backflow, with compact design for easy installation. Uses standard ball and spring principle with symbol stamped on body indicating flow direction.
Single Ball Check Valve
35 PSI nominal cracking pressure
1/8-28 BSPP x 1/8-28 BSPP
steel body/ball
5000 PSI max
Additional Specifications
- Length: 1.27 (32.3) mm (inches)
- Thread: 1/8-28 male and female
- Material: Steel body, spring, and ball
- Hex Size: 0.63 (16.0) mm (inches)
- Weight: 28g (1oz) approximate
- Max Temp Pipe Thread: 500°F (260°C)
- Max Temp Sae Orb Bspp: 250°F (121°C)
- Type: OUTLET
- Lubricant: Oil and Grease (Mineral Based and Synthetic)
| Application | Compressor Equipment |
| Ball Material | Steel |
| Body Material | Steel |
| Compatible Material | Oil, Grease |
| Inlet Size (in) | 1/8 |
| Inlet Thread Type | BSPP |
| Maximum Cracking Pressure (psi) | 35 |
| Maximum Working Pressure (MPa) | 34.5 |
| Maximum Working Pressure (psi) | 5000 |
| Number of Balls | Single Ball |
| Outlet Size (in) | 1/8 |
| Type | Check Valve |
Features
- Positive seal prevents leakage and backflow
- Compact and easy to install
- Standard ball and spring principle
- Symbol stamped on body indicates flow direction
- Available in both inlet or outlet check valves
Applications
- Hydraulic systems
- Lubrication systems
- Systems with pressures up to 5000 PSI
Compatible Equipment
- NSP spray guns
- MHI spray guns
- MXAAXP airless valves
Related Parts
- 563195 - Single Ball Check Valve - 10 PSI Nominal Cracking Pressure, 1/8 in NPT(F) (M) x 1/8 in NPSF (F), Steel, 5, 000 PSI
- 563196 - Single Ball Check Valve - 35 PSI Nominal Cracking Pressure, 1/8 in NPT(F) (M) x 1/8 in NPSF (F), Steel, 5, 000 PSI
- 563197 - Single Ball Check Valve - 125 PSI Nominal Cracking Pressure, 1/8 in NPT(F) (M) x 1/8 in NPSF (F), Steel, 5, 000 PSI
- 563198 - Single Ball Check Valve - 250 PSI Nominal Cracking Pressure, 1/8 in NPT(F) (M) x 1/8 in NPSF (F), Steel, 5, 000 PSI
- 563199 - Single Ball Check Valve - 15 PSI Nominal Cracking Pressure, 1/8 in NPSF (F) x 1/8 in NPT(F) (M), Steel, 5, 000 PSI
- 563200 - Single Ball Check Valve - 35 PSI Nominal Cracking Pressure, 1/8 in NPSF (F) x 1/8 in NPT(F) (M), Steel, 5, 000 PSI
- 563201 - Single Ball Check Valve - 60 PSI Nominal Cracking Pressure, 1/8 in NPSF (F) x 1/8 in NPT(F) (M), Steel, 5, 000 PSI
- 563207 - Single Ball Check Valve - 35 PSI Nominal Cracking Pressure, 1/4 in NPT(F) (M) x 1/4 in NPSF (F), Steel, 5, 000 PSI
- 563210 - Single Ball Check Valve - 10 PSI Nominal Cracking Pressure, 1/4 in NPSF (F) x 1/4 in NPT(F) (M), Steel, 5, 000 PSI
Check valve is installed with symbol on body facing in direction of flow. Incoming flow pushes ball from valve seat, compressing spring and permitting lubricant to flow through. When flow stops, spring expands, re-seating ball and creating positive seal.
Reference Manuals
