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Pneumatic Check Valves

35 results found that include 35 products

A pneumatic check valve from Grainger can allow air to flow through your air compressor in one direction and prevent compressed air from flowing back into it, helping compressors to keep certain parts pressurized and others depressurized. Find compact brass body valves, bronze valves, compressor in-tank valves, valves for tubing and more. Trust Grainger to offer pneumatic check valve options in a wide range of configurations.Close

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  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X209
    • Mfr. Model # P7575-1EP
    • Compressor In Tank Check Valve, NPT Inlet (F) 3/4 Inch, NPT Outlet (M) 3/4 Inch, Hex Size 1 3/16 Inches,...More

  • Brass In Line Check Valve
    Brass In Line Check Valve
    • CDI CONTROL DEVICES
    • Item # 6D914
    • Mfr. Model # M2525-1WA
    • Check Valve, In Line, Inlet (In.) 1/4 (M)NPT, Outlet (In.) 1/4 (M)NPT, Brass, Max. Pressure (PSI) 250,...More

  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X208
    • Mfr. Model # P5050-1EP
    • Compressor In Tank Check Valve, NPT Inlet (F) 1/2 Inch, NPT Outlet (M) 1/2 Inch, Hex Size 1 Inch, Length 3...More

  • Brass In Line Check Valve
    Brass In Line Check Valve
  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X210
    • Mfr. Model # P1010-1EP
    • Compressor In Tank Check Valve, NPT Inlet (F) 1 Inch, NPT Outlet (M) 1 Inch, Hex Size 1 1/2 Inches, Length 4...More

  • Brass In Line Check Valve
    Brass In Line Check Valve
    • CDI CONTROL DEVICES
    • Item # 4X829
    • Mfr. Model # IC75
    • Check Valve, In Line, Inlet (In.) 3/4 (F)NPT, Outlet (In.) 3/4 (F)NPT, Brass, Hold Back Pressure (PSI) 450,...More

  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X215
    • Mfr. Model # C7575-1EP
    • Check Valve, In Tank, Inlet (In.) 3/4 O.D., Outlet (In.) 3/4 (M)NPT, Brass, Max. Pressure (PSI) 450, Hex Size...More

  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X213
    • Mfr. Model # C5050-1EP
    • Compressor In Tank Check Valve, Inlet 1/2 Inch Compression, NPT Outlet (M) 1/2 Inch, Hex Size 7/8 Inch,...More

  • Brass Unloader Check Valve
    Brass Unloader Check Valve
    • CDI CONTROL DEVICES
    • Item # 4X996
    • Mfr. Model # CA6-1A
    • Unloader Check Valve, Inlet 3/8 Inch OD, NPT Outlet (M) 1/4 Inch, Flow Range Free Air 1.0 to 6.0 CFM, Length...More

  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass Unloader
    Brass Unloader
    • CDI CONTROL DEVICES
    • Item # 5A703
    • Mfr. Model # PA6-1A
    • Load Genie Unloader, NPT Inlet (F) 1/4 Inch, NPT Outlet (M) 1/4 Inch, Flow Range Free Air 1.0 to 6.0 CFM,...More

  • Brass In Line Check Valve
    Brass In Line Check Valve
    • CDI CONTROL DEVICES
    • Item # 6D917
    • Mfr. Model # P2525-1WA
    • Check Valve, In Line, Inlet (In.) 1/4 (F)NPT, Outlet (In.) 1/4 In. (M)NPT, Brass, Max. Pressure (PSI) 250,...More

  • Brass Unloader
    Brass Unloader
    • CDI CONTROL DEVICES
    • Item # 5A705
    • Mfr. Model # PA24-1A
    • Load Genie Unloader, NPT Inlet (F) 1/2 Inch, NPT Outlet (M) 1/2 Inch, Flow Range Free Air 8.0 to 24.0 CFM,...More

  • Brass Unloader Check Valve
    Brass Unloader Check Valve
    • CDI CONTROL DEVICES
    • Item # 4X997
    • Mfr. Model # CA12-1A
    • Check Valve, Inlet 1/2 Inch OD, NPT Outlet (M) 3/8 Inch, Flow Range Free Air 3.0 to 12.0 CFM, Length 1 11/16...More

  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass Air Cold Start Valve
    Brass Air Cold Start Valve
    • CDI CONTROL DEVICES
    • Item # 36JN39
    • Mfr. Model # CS25-100
    • Cold Start Valve, Air, Inlet (In.) 1/4, Brass, Hold Back Pressure (PSI) 25, Max. Pressure (PSI) 250, Hex Size...More

  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X207
    • Mfr. Model # P3850-1EP
    • Compressor In Tank Check Valve, NPT Inlet (F) 3/8 Inch, NPT Outlet (M) 1/2 Inch, Hex Size 7/8 Inch, Length 2...More

  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6D918
    • Mfr. Model # P7510-1EP
    • Compressor In Tank Check Valve, FPT Inlet (F) 3/4 Inch, MPT Outlet 1 Inch, Hex Size 1 5/16 Inches, Length 3...More

  • Brass Unloader
    Brass Unloader
    • CDI CONTROL DEVICES
    • Item # 5A706
    • Mfr. Model # PA48-1A
    • Load Genie Unloader, NPT Inlet (F) 3/4 Inch, NPT Outlet (M) 3/4 Inch, Flow Range Free Air 15.0 to 48.0 CFM,...More

  • Brass Unloader Check Valve
    Brass Unloader Check Valve
    • CDI CONTROL DEVICES
    • Item # 4X998
    • Mfr. Model # CA24-1A
    • Unloader Check Valve, Inlet 3/4 Inch OD, NPT Outlet (M) 1/2 Inch, Flow Range Free Air 8.0 to 24.0 CFM, Length...More

  • Brass In Tank Check Valve
    Brass In Tank Check Valve
    • CDI CONTROL DEVICES
    • Item # 6X216
    • Mfr. Model # C7510-1EP
    • Compressor In Tank Check Valve, NPT Inlet (F) 3/4 Inch OD, NPT Outlet (M) 1 Inch, Length 3 7/8 Inches, Hex...More

  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass In Line Check Valve
    Brass In Line Check Valve
    • CDI CONTROL DEVICES
    • Item # 3ETU6
    • Mfr. Model # IC38-AB
    • Check Valve, In Line, Inlet 3/8 FNPT In, Outlet 3/8 FNPT In, Brass, Hold Back Pressure 400 PSI, Max Pressure...More

  • Brass In Line Check Valve
    Brass In Line Check Valve
    • CDI CONTROL DEVICES
    • Item # 3ETU5
    • Mfr. Model # IC25-AB
    • Check Valve, In Line, Inlet 1/4 FNPT In, Outlet 1/4 FNPT In, Brass, Hold Back Pressure 400 PSI, Max Pressure...More

  • Cast Brass In Line Check Valve
    Cast Brass In Line Check Valve
  • Brass Air Cold Start Valve
    Brass Air Cold Start Valve
    • CDI CONTROL DEVICES
    • Item # 36JN38
    • Mfr. Model # CS12-100
    • Cold Start Valve, Air, Inlet (In.) 1/8, Brass, Hold Back Pressure (PSI) 25, Max. Pressure (PSI) 250, Hex Size...More

  • Brass Unloader
    Brass Unloader
    • CDI CONTROL DEVICES
    • Item # 5A704
    • Mfr. Model # PA12-1A
    • Load Genie Unloader, NPT Inlet (F) 3/8 Inch, NPT Outlet (M) 3/8 Inch, Flow Range Free Air 3.0 to 12.0 CFM,...More

  • Brass Unloader Check Valve
    Brass Unloader Check Valve
    • CDI CONTROL DEVICES
    • Item # 4X999
    • Mfr. Model # CA48-1A
    • Unloader Check Valve, Inlet 3/4 Inch OD, NPT Outlet (M) 3/4 Inch, Flow Range Free Air 15.0 to 48.0 CFM,...More

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More