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Pneumatic Check Valves

42 Results Found that Include 42 Products

Product availability based on selecting either shipping or pick up and a location. Dismiss
Results per page: 16 | 32 | 48
Valve,Check,3/4x3/4in
  • Valve, Check, 3/4x3/4inValve,Check,3/4x3/4in
  • 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

Valve,Check
  • Valve, CheckValve,Check
  • Item # 6D917
  • Mfr. Model # P2525-1WA
  • Compact Check Valve, NPT Inlet (F) 1/4 Inch, NPT Outlet (M) 1/4 Inch, Hex Size 11/16 Inch, Length 1.44 Inches

Unloader,Load Genie
  • Unloader, Load GenieUnloader,Load Genie
  • 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

Valve,Check,1/2x1/2in
  • Valve, Check, 1/2x1/2inValve,Check,1/2x1/2in
  • 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

Valve,Check,1 In
Valve,Check,1/2 In
Valve,Check,3/4 In
Valve,Check,1/2 In
Valve,In Line,3/8 FNPT Inlet/Outlet
  • Valve, In Line, 3/8 FNPT Inlet/OutletValve,In Line,3/8 FNPT Inlet/Outlet
  • 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

Valve,Check,3/4 In
  • Valve, Check, 3/4 InValve,Check,3/4 In
  • 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

Valve,Check,1x1in
  • Valve, Check, 1x1inValve,Check,1x1in
  • 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

Valve,Check,1/4 In
Valve,Check,3/8 In
Unloader,Load Genie
  • Unloader, Load GenieUnloader,Load Genie
  • 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

Valve,Check,3/8x1/2in
  • Valve, Check, 3/8x1/2inValve,Check,3/8x1/2in
  • 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

Valve,Check,1 1/4 In
Unloader,Load Genie
  • Unloader, Load GenieUnloader,Load Genie
  • 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

Unloader Check Valve, 1/4 In.
  • Unloader Check Valve, 1/4 In.Unloader Check Valve, 1/4 In.
  • 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

Unloader Check Valve, 1/2 In.
  • Unloader Check Valve, 1/2 In.Unloader Check Valve, 1/2 In.
  • 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

Valve,Check,3/4x1/2in
  • Valve, Check, 3/4x1/2inValve,Check,3/4x1/2in
  • Item # 6X214
  • Mfr. Model # C7550-1EP
  • Compressor In Tank Check Valve, NPT Inlet (F) 3/4 Inch OD, NPT Outlet (M) 1/2 Inch, Hex Size 1 Inch, Length 3...More

Check Valve,1/2 x 1/2
  • Check Valve, 1/2 x 1/2Check Valve,1/2 x 1/2
  • Item # 41H783
  • Mfr. Model # CTG1212
  • Check Valve, In Tank, Inlet (In.) 1/2 Inverted Flare, Outlet (In.) 1/2 MNPT, Brass, Max. Pressure (PSI) 500,...More

Valve,Check,1/2x1/2in
  • Valve, Check, 1/2x1/2inValve,Check,1/2x1/2in
  • 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

Valve,Check,2 In
Valve,Check,3/4x1 In
  • Valve, Check, 3/4x1 InValve,Check,3/4x1 In
  • 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

Unloader,Load Genie
  • Unloader, Load GenieUnloader,Load Genie
  • 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

Unloader Check Valve, 3/8 In.
Unloader Check Valve, 3/4 In.
  • Unloader Check Valve, 3/4 In.Unloader Check Valve, 3/4 In.
  • 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

Unloader Check Valve,145-175 PSI Range
  • Unloader Check Valve, 145-175 PSI RangeUnloader Check Valve,145-175 PSI Range
  • Item # 15X945
  • Mfr. Model # NLG-1-M145-175
  • Unloader Check Valve, 145-175 Pressure Range, Inlet (In.) 3/4, Outlet (In.) 3/4, Brass, Max. Pressure (PSI)...More

Valve,In-Line With Unloader,1In Inlet
  • Valve, In-Line With Unloader, 1In InletValve,In-Line With Unloader,1In Inlet
  • Item # 12U306
  • Mfr. Model # CLB1
  • Check Valve, In-Line With Unloader Port, Inlet (In.) 1 (F)NPT, Outlet (In.) 1 (F)NPT, Brass, Max. Pressure...More

Valve,Check,1 1/2 In
Valve,Check,3/4x3/4in
  • Valve, Check, 3/4x3/4inValve,Check,3/4x3/4in
  • 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

Valve,In Line,1/4 FNPT Inlet/Outlet
  • Valve, In Line, 1/4 FNPT Inlet/OutletValve,In Line,1/4 FNPT Inlet/Outlet
  • 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

Results per page: 16 | 32 | 48

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.

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