You are here: Home > All > Gardner Denver IQ Blower Package > Pneumatic Accessories for PD Blowers and Pumps > Mobile/Semi Mounted Check Valves > Swing Check Valves > Square Flange Swing Check Valves

• Part # 3001SQ-B

  3-Inch Square Flange Swing Check Valve with Buna Rubber Seal

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• Part # 3001SQ-BSP

  3 Inch Square Flange Swing Check Valve w/ Buna Rubber Seal & Spring Loaded Flapper

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• Part # 3001SQ-N

  3-Inch Square Flange Check Valve with Metal Flapper

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• Part # 3001SQ-S

  3" Square Flange Swing Check Valve w/ Silicon Rubber Seal

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• Part # 3001SQ-SP

  3" Square Flange Swing Check Valve with Metal x Metal Seal & Spring Loaded Flapper

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• Part # 3001SQ-SSP

  3in Square Flange Swing Check Valve w/ Silicon Rubber Seal & Spring loaded Flapper

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• Part # 3030SQ-SSP

  3in Square Flange Swing Check Valve w/ Silicone Spring loaded Flapper

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• Part # 3031SQ

  3in Square Flange Swing Check Valve w/ Metal Spring loaded Flapper

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• Part # 4040RD

  4-Inch TTMA Flange Swing Check Valve with EPDM Rubber Seal

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• Part # 4041RD

  4in TTMA Flange Swing Check Valve w/ Metal x Metal Seal

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• Part # 4042RD

  TTMA Flange Swing Check Valve with Silicone Rubber Seal

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