Circle Seal Controls

Circle Seal Controls


Circle Seal provides world class technology as a global leader for fluid control solutions for check valves, relief valves and more!  Circle Seal Controls designs and manufactures to customers' ever evolving requirements and specifications.  Some of their valve lines include the 200 Series Check Valves, 200-PP Series Check Valves, 500 Series Relief Valves, 500 Series Popoff Relief Valves and 5100 Series Relief Valves.

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Circle Seal
  1. 11% off
    Circle Seal 2259B-3MM Check Valve - 3/8 in. Brass

    Circle Seal 2259B-3MM Check Valve - 3/8 in. Brass

    Regular Price: $23.05

    Sale Price: $20.50

    Circle Seal 2259B-3MM Check Valve - 3/8 in. Brass

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    In Stock


  2. Circle Seal M5159B-8ML-300 - 5100 Series Relief Valve Brass 300 PSI 1 in. Male NPT Buna-N O-Ring with Lockwire Option

    Circle Seal M5159B-8ML-300 - 5100 Series Relief Valve Brass 300 PSI 1 in. Male NPT Buna-N O-Ring with Lockwire Option

    $416.15

    Circle Seal 5100 Series Relief Valve is a PED certified model that ensures a zero leakage under 95% of cracking pressure. The valve is entrusted with a wide range of cracking pressure and tamper-proof adjustments.

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  3. 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

    $27.35

    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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    In Stock


  4. Circle Seal 559T1-2M-20 - 500 Series Relief Valve Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 20 CP

    Circle Seal 559T1-2M-20 - 500 Series Relief Valve Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 20 CP

    $66.95

    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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  5. Circle Seal D524TI-6M-1 - 500 Series Relief Valve Deflector Cap Silicone O-Ring 316 Stainless Steel 3/4 in. Male NPT 1 CP

    Circle Seal D524TI-6M-1 - 500 Series Relief Valve Deflector Cap Silicone O-Ring 316 Stainless Steel 3/4 in. Male NPT 1 CP

    $151.50

    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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  6. Circle Seal D532T1-3M-30 - 500 Series Relief Valve Deflector Cap Viton O-Ring 316 Stainless Steel 3/8 in. Male NPT 30 CP

    Circle Seal D532T1-3M-30 - 500 Series Relief Valve Deflector Cap Viton O-Ring 316 Stainless Steel 3/8 in. Male NPT 30 CP

    $117.20

    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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  7. Circle Seal D533T1-3M-30 - 500 Series Relief Valve Deflector Cap Neoprene O-Ring 316 Stainless Steel 3/8 in. Male NPT 30 CP

    Circle Seal D533T1-3M-30 - 500 Series Relief Valve Deflector Cap Neoprene O-Ring 316 Stainless Steel 3/8 in. Male NPT 30 CP

    $117.20

    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.

    Learn More

     


  8. Circle Seal D559T1-1M-100 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/8 in. Male NPT 100 CP

    Circle Seal D559T1-1M-100 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/8 in. Male NPT 100 CP

    $67.25

    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.

    Learn More

     


  9. Circle Seal D559T1-2M-1 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 1 CP

    Circle Seal D559T1-2M-1 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 1 CP

    $70.80

    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.

    Learn More

     


  10. Circle Seal D559T1-2M-10 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 10 CP

    Circle Seal D559T1-2M-10 - 500 Series Relief Valve Deflector Cap Buna-N O-Ring 316 Stainless Steel 1/4 in. Male NPT 10 CP

    $70.80

    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.

    Learn More

     


per page :

Items 1-10 of 71 total

Page:
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  2. 2
  3. 3
  4. 4
  5. 5
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  7. 7

Grid List

Circle Seal