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Top 8 air compressor tank Check valve – Air-Compressor Accessories

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1. Hromee

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Hromee Air Compressor Replacement Components Brass 1/2 Inch MNPT Compressor in Tank Check Valve Kit with Three Different Unloader Tube Fittings 20 SCFM 4 Pieces

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Hromee #ad - Maximum pressure of 450 PSI and air flow of 20 SCFM. Consult your owner’s manual to find if this check valve fits your air compressor. Compatiable - hromee check valve kit is used to replace the check valve on some brands of air compressor.

The 1/8" fnpt side port is designed for pressure switch application. Connection size - 1/2" mnpt tank check valves are used to keep air volume and pressure from escaping back into compressor heads while not operating. Two fittings - the valves check valves are all brass and It comes with 2 different unloader fittings, barbed and push to fit for the 1/4” nylon unloader tubing. Construction - one piece brass body stainless steel springs glass filled fluoropolymer poppets for positive sealing and long term reliability.

Function - the hromee check valve kit is used to prevent backflow in a piping system is known as a check valve. The pressure of the fluid passing through a pipeline opens the valve, while any reversal of flow will close the valve. It allows full unobstructed flow and automatically shuts as pressure decreases. We offer 30-day return with no reason. It can be disassembled for cleaning and repairing.
BrandHromee #ad
ManufacturerHromee #ad
Height1 Inches
Length4 Inches
Weight4.5 ounces
Width4.6 Inches
Part NumberHR4011

2. CDI/Conrader/Steuby

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New In tank Check valve for air compressor 3/8" comp x 1/2" mpt

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CDI/Conrader/Steuby #ad - Brass. 1/2" npt x 3/8" compression Check Valve. Outlet male threads: _” npt which measure about 26/32” in diameter these threads are the male threads that screw into the air tank. Side un-loader port: 1/8” female npt threads, which measure about 10/32” in diameter. Air inlet threads: 3/8” compression which measure about 16/32” in diameter. This port is used for a un-loader line, some compressors do not have this if yours does not you would just plug this port.
BrandCDI/Conrader/Steuby #ad
ManufacturerConrader #ad
Weight0.15 Pounds
Part NumberC3850T

3. DeVilbiss Craftsman by Allparts Equipment

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Craftsman Compressor Replacement 1/2" NPT Check Valve # CAC-437-2

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DeVilbiss Craftsman by Allparts Equipment #ad - 1/2 cfpc in the outside of the thread to the tube. 680 or just over 5/8 inch. 1/2 mpt is approximately. 835 or 13/16 on an Inch into tank. Compression fitting will with 1/2 inside diameter and just over 5/8 Outside Diameter. 1/2 mpt to tank and 1/2 Male Compression.
BrandDeVilbiss Craftsman by Allparts Equipment #ad
ManufacturerDeWalt Stanley Black and Decker Group #ad
Height2.13 Inches
Length0.75 Inches
Width0.75 Inches
Part NumberCAC-437-2

4. CHECK VALVE

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UNLOADER PORT,, IN TANK CHECK VALVE AIR COMPRESSOR 3/8" COMPRESSION INLET X 1/2" MALE NPTOUTLET, ALL BRASS CONSTRUCTION

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CHECK VALVE #ad - 20 scfm, 350 psi max, 1/8" female npt unloader located side of the hex, plug if not needed. All brass construction, 400 degrees ferenhiet max temp, made in usa, 400 psi max pressure.3/8" compression top inlet x 1/2" male npt outlet to receiver tank. Replaces makita, black and decker, speedaire, champion, devilbiss, campbell hausfeld and many others. Top inlet designed to be used with 3/8" od refrigeration type copper tubing, nut and ferrule not included.
BrandCHECK VALVE #ad
ManufacturerCONRADER #ad
Part NumberCTLD3812
ModelCTLD3812

5. conrader

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New In tank Check valve for air compressor 1/2" comp x 1/2" mpt

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conrader #ad - 1/2" npt x 1/2" compression Air Compressor in Tank Check Valve. Used to prevent backflow of air. 1/8" female npt threads on the side for an unloader port.
Brandconrader #ad
ManufacturerConrader #ad
Weight0.15 Pounds
Part NumberC5050T

6. CDI/Conrader/Steuby

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New In tank Check valve for air compressor 1" FPT x 1" MPT

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CDI/Conrader/Steuby #ad - 1" x 1" brass Check Valve. Side un-loader port: 1/8 female npt threads, some compressors do not have this. Outlet threads: 1 male npt which measure about 1-9/32 in diameter. Air inlet threads: 1 female npt which measure about 1-8/32 in diameter. If your does not, which measure about 10/32 in diameter. This port is used for a un-loader line, you would just plug this port. These threads are male threads that screw into the air tank.
BrandCDI/Conrader/Steuby #ad
ManufacturerConrader #ad
Weight0.77 Pounds
Part Number43211-2913

7. CDI/Conrader/Steuby

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New In tank Check valve for air compressor 1/2" FPT x 1/2" MPT

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CDI/Conrader/Steuby #ad - Side un-loader port: 1/8” female npt threads, which measure about 10/32” in diameter. 1/2" male npt x 1/2" female NPT Check Valve. Brass. This port is used for a un-loader line, some compressors do not have this if yours does not you would just plug this port. Outlet threads: male npt which measure about 26/32 in diameter these threads are the male threads that screw into the air tank. Air inlet threads: 1/2"  female npt which measure about 24/32 in diameter.
BrandCDI/Conrader/Steuby #ad
ManufacturerConrader #ad
Part Number43211-1866

8. conrader

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New In tank Check valve for air compressor 3/4" comp x 3/4" mpt

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conrader #ad - 3/4" compression x 3/4" NPT Check Valve. This port is used for a un-loader line, some compressors do not have this if yours does not you would just plug this port. Outlet male threads: 3/4 npt which measure about 1 1/32 in diameter these threads are the male threads that screw into the air tank. Air inlet threads: 3/4 compression which measure almost 1 in outside diameter / about 63/64". Brass. Side un-loader port: 1/8 female npt threads, which measure about 10/32 in diameter.
Brandconrader #ad
ManufacturerConrader #ad
Part NumberC7575T

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