• O-ring seat provides leak-tight shutoff
• Internal design guides flow around or inside spring, not through coils, when valve is open
• All models are tested in production to assure a leak-tight body joint and seat
• Ball and poppet designs are available as standard
• Ball type provides effective leak-tight closure with minimum flow resistance
• Poppet models provide large flows with a minimum of chatter and fl uctuation
• Valves are available with various cracking pressures, from 1⁄3 to 25 psig (0 to 2 bar).
• 2-piece body permits interchangeability of end connections
• Special High Tolerance NPT Thread

Applications

• Prevents reversed flow to protect solenoids, regulators, and pumps
• Locks pressure in hydraulic cylinders
• Low pressure inline relief valve
• Vent valve to purge a system