Air Compressor Check Valves
Does your air compressor fill up the tank, but stall when you try to restart it, and then 'kick the breaker'? Does your on/off switch leak through the unloader tube on the side after it cuts off and then continue to cycle on and off? These are symptoms of a failing or broken check valve, and a check valve is one of the most common parts that fails on a compressor.
Never fear, however; Master Tool Repair has air compressor check valve replacements for various air compressor brands. Don’t put up with faltering air compressor performance. A faulty check valve will cost you time, and time is money in your business.
Shop at Master Tool Repair for check valves for air compressors. If you don’t see what you need or you’re not sure which valve is the right one for your model air compressor, feel free to contact us for help. We’ll match you up with the air compressor check valve that will work for you. Remember, the air compressor tank check valve is a critical component of your air compression system—order the proper replacement before your valve gives out completely.
This short check valve video helps explain the many different types of check valves and how to choose the correct one:
Other videos:
How To Measure NPT Pipe Threads
How To Test a Check Valve
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1/8" MPT Countersunk Brass Plug #116667
Price: $4.681/8" male NPT coutersunk brass plug. A common accessory, use this to plug unused ports in fittings like check valves, regulators, and manifolds.Price: $4.68 -
Air Compressor Check Valve 1/2" Compression x 1/2" MPT, CTD1212 #022ADE
Price: $13.95Old Part Numbers: CV4X4TCheck Valve 1/2" Compression x 1/2" MPT with 1/8" hole; plug hole if not needed. If your pressure switch is leaking at the unloader valve, replace this part.VideoPrice: $13.95 -
Air Compressor Check Valve 3/8" Comp x 1/2" MPT #022ADC
Price: $12.81Air compressor check valve. 3/8" Comp x 1/2" MPT with 1/8" FPT side port. The check valve is a one-way valve that prevents air from back-feeding from the air tank. If your unit has a hard time restarting when trying to cycle or your pressure switch...Price: $12.81 -
Compression Adapter, 1/4" Compression x 1/8" MPT #100B8A
Price: $3.66Old Part Numbers: 68-4-21/8" MPT x 1/4" compression adapter for air compressor unloader line.Price: $3.66 -
Pipe Plug, 1/8" NPT #100B6E
Price: $0.75Old Part Numbers: 109-2Steel pipe plug, 1/8". Used to plug open port on manifolds (pipe), regulator ports, check valve ports, and others.Price: $0.75 -
Tube Fitting, 1/4" x 1/8" NPT Quick Connect #01C312
Price: $10.56Old Part Numbers: ST119301AV, QR1/8" NPT x 1/4" nylon tube. This allows 1/4" nylon tubing to push to fit into this fitting. The 1/8" MPT threads screw into the unloader area of the air compressor check valve.Price: $10.56 -
Check Valve w/ Push Fit #116240
Price: $24.51Old Part Numbers: CV222200AV, CV222201AJ, CV222201AV, CV221506AJ, CV222201SJIf your pressure switch is leaking from the unloader valve, replace this part. Includes the unloader tube fitting. Simply remove one plug and insert the quick release connector...Price: $24.51 -
Cold Start Valve #05C28D
Price: $9.00Old Part Numbers: 1619P03162Air compressor pump cold start valve, 1/4" Male NPT. This valve allows easier starting and lowers amp draw by unloading any air in the pump head or in the supply line.Price: $9.00