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  1. Circle Seal 559B-1M-173 500 Series Relief Valve - 1/8 in. MNPT - 173 Cracking Pressure

    Circle Seal 559B-1M-173 - 500 Series Relief Valve - 1/8 in. MNPT - 173 Cracking Pressure

    $30.96

    Circle Seal Series 500 Relief Valves have a resilient seal design that prevents leakage. Sealing efficiency increases with increased pressure up to cracking pressure. When system pressure overcomes spring force, poppet opens. Seal provides zero leakage at reseat.

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  2. Circle Seal 559B-1M-25 - 500 Series Relief Valve - Buna-N O-Ring Brass 1/4 in. Male NPT 25 Cracking Pressure

    Circle Seal 559B-1M-25 - 500 Series Relief Valve - Buna-N O-Ring Brass 1/4 in. Male NPT 25 Cracking Pressure

    $34.54

    Circle Seal Series 500 Relief Valves have a resilient seal design that prevents leakage. Sealing efficiency increases with increased pressure up to cracking pressure. When system pressure overcomes spring force, poppet opens. Seal provides zero leakage at reseat.

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  3. 533B-3M-4 - Relief Valve Neoprene O-Ring Brass 3/8 in. Male NPT 4 CP

    Circle Seal 533B-3M-4 - Relief Valve Neoprene O-Ring Brass 3/8 in. Male NPT 4 CP

    $36.15

    3/8 in. Brass Neoprene O-Ring Temp Range -40? F/+250? F Set Crack Pressure 4 psig Learn More

     


products per page

3 Item(s)

Grid List

Air Systems