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. Circle Seal 200 Series Check Valve - 1/2 inch Brass Buna-N O-Ring 249B-4PP

    Circle Seal 249B-4PP - Series 200 Female Pipe Check Valves - 1/2 in. - Brass - Buna-N O-Ring - Crack Pressure 2-4 psig

    $84.60

    Circle Seal Series 200 Female Pipe Check Valves are absolutely bubble tight in leakage tests. No Leakage whatsoever at any Differential Pressure.

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    In Stock


  2. Circle Seal 232B-4PP 200 Series Check Valve

    Circle Seal 232B-4PP 200 Series Check Valve - 1/2 in.

    $84.60

    The Circle Seal 232B-4PP 200 Series Check Valve is quick opening and has a large flow capacity.

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    In Stock


  3. Circle Seal 232B-6PP Check Valve

    Circle Seal 232B-6PP 200 Series Check Valve - 3/4 in.

    $113.05

    The Circle Seal 232B-6PP 200 Series Check Valve is quick opening and has a large flow capacity.

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    In Stock


  4. Circle Seal 200 Series Check Valve - 3/4 inch 249B-6PP

    Circle Seal 249B-6PP 200 Series Check Valve - 3/4 inch

    $113.05

    The Circle Seal 249B-6PP 200 Series Check Valve are absolutely bubble tight in leakage tests and there is no leakage whatsoever at any differential pressure. Quick opening-positive closing at extremely low pressure differential.

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  5. 20% off
    Series 200/H200 Female Pipe Check Valves

    Circle Seal Series 200/H200 Female Pipe Check Valves

    Regular Price: $50.30

    Special Price: $39.99

    Circle Seal Check Valves are absolutely bubble tight in leakage tests. No Leakage whatsoever at any Differential Pressure.

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  6. Circle 233B-2PP 200 Series Check Valve

    Circle Seal 233B-2PP 200 Series Check Valve - 1/4 in.

    $50.30

    The Circle Seal 200 Series Check Valves 0 to 3000 psig boasts a large flow capacity and with quick opening/positive closing and zero leakage.

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  7. 20% off
    Circle Seal 200-PP Series Female Pipe Check Valve

    Circle Seal 249B-2PP - Series 200 Female Pipe Check Valves - 1/4 in. - Brass - Buna N O-Ring - Crack Pressure 2-4 psig

    Regular Price: $50.30

    Special Price: $39.99

    Circle Seal Series 200 Female Pipe Check Valves are absolutely bubble tight in leakage tests. No Leakage whatsoever at any Differential Pressure.

    Learn More

    In Stock


  8. Circle Seal 200-PP Series Female Pipe Check Valve

    Circle Seal 233B-4PP - Series 200 Female Pipe Check Valves - 1/2 in. - Brass - Neoprene O-Ring - Crack Pressure 2-4 psig

    $84.60

    Circle Seal Series 200 Female Pipe Check Valves are absolutely bubble tight in leakage tests. No Leakage whatsoever at any Differential Pressure.

    Learn More

     


  9. Circle Seal 200-PP Series Female Pipe Check Valve

    Circle Seal 259B-2PP-.15 - Series 200 Female Pipe Check Valves - 1/4 in. - Brass - Buna-N O-Ring - Crack Pressure .15

    $52.65

    Circle Seal Series 200 Female Pipe Check Valves are absolutely bubble tight in leakage tests. No Leakage whatsoever at any Differential Pressure.

    Learn More

     


  10. Circle Seal 500 Series Relief Valve

    Circle Seal 500 Series Relief Valve

    $27.35

    Circle Seal Series 500 Relief Valves have a resilient seal design that prevents leakage.

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Items 1-10 of 21 total

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  3. 3

Grid List

Circle Seal