GRACO 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

Single Ball Steel Check Valve designed for hydraulic or lubrication systems with pressures up to 5000 PSI. Features positive seal that prevents leakage and backflow with compact, easy-to-install design. Uses standard ball and spring principle with symbol stamped on body to indicate flow direction.

Specifications

• Length: 0.906 inches (23.0 mm)
• Thread: 1/8-27 NPTF (male) x 1/8-27 NPSF (female)
• Max Working Pressure: 5000 PSI maximum operating, 250 PSI nominal cracking pressure
• Material: Steel body, steel spring, steel ball
• Type: OUTLET
• Hex Size: 56 (14.2)
• Net Weight: 28g (1oz)
• Temperature Rating: 500°F (260°C) pipe thread, 250°F (121°C) SAE-ORB-BSPP

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 valve types

Applications

• Hydraulic systems
• Lubrication systems
• Systems with pressures up to 5000 PSI

Compatible Equipment

• NSP divider valves
• MHH divider valves
• MXAXMP divider 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
• 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
• 563211 - Single Ball Check Valve - 35 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 flow. When flow stops, spring expands to reseat ball creating positive seal.

Reference Manuals

• L15825EN - F (Page 1)