Air Compressor Check Valves

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Air compressor check valves play a critical role in maintaining pressure and preventing backflow in compressed air systems. These one-way valves ensure that air flows in the correct direction—protecting equipment, improving efficiency, and extending the life of your system.

JHFOSTER offers a broad selection of industrial-grade check valves to meet your specific requirements. Our inventory includes valves in various sizes, materials (brass, stainless steel, steel), and pressure ratings to support a wide range of compressor configurations and operating environments.

With numerous air compressor check valves in stock, we provide quick turnaround and expert support to help you get the right component—fast.

These are some of our most in-demand and top-performing air compressor check valves. Each is selected for its durability, performance, and compatibility with leading compressor systems.

Brass Inline Check Valve – ½” NPT, 250 psi

Corrosion-resistant valve suitable for general-purpose air compressor setups.



Get a Quote		Stainless Steel Spring Check Valve – ¾” NPT, 300 psi

Engineered for high-pressure systems in harsh environments.



Get a Quote		Inline Piston Check Valve – 1″ NPT, 200 psi

Reliable piston design for smooth airflow with minimal pressure drop.




Get a Quote		High-Flow Steel Check Valve – 1¼” NPT, 400 psi

Heavy-duty construction designed for larger compressors and higher air volume.


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Brass Flanged Check Valve – 2″ Connection, 150 psi

Ideal for larger stationary compressors. Easy to install and maintain.


Get a Quote		Mini Inline Check Valve – ¼” NPT, 175 psi

Compact design for light-duty or portable air compressor applications.



Get a Quote		Aluminum Body Valve – ½” NPT, 300 psi

Lightweight yet strong; great for OEM systems and confined spaces.




Get a Quote		Threaded Stainless Check Valve – 1½” NPT, 250 psi

Perfect for washdown areas and applications requiring corrosion protection.


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Air Compressor Check Valve Features

Selecting the right check valve is key to maintaining reliable airflow, preventing pressure loss, and reducing wear on your system. There are some main features and selection criteria to consider:

Material Quality

  • Brass – Common for general industrial use. Resistant to corrosion.
  • Stainless Steel – Ideal for moisture-prone or chemically sensitive environments.
  • Aluminum and Steel – Used in applications where weight or rugged durability are key.

Pressure Ratings and Compatibility

  • Available from 150 psi to 500 psi or more.
  • Compatible with a wide variety of compressor brands and system configurations.

Sizes and Connection Types

  • Options range from ¼” to 2″ and larger.
  • Threaded, flanged, and inline models are available.

Durability and Maintenance

  • Designed for long service life with minimal maintenance.
  • Most models include replaceable internal parts or integrated strainers.

Industry Compliance

  • Many models meet or exceed ASME or other industry standards.
  • Recommended for manufacturing, food processing, automotive, and heavy-duty applications.

Contact Us About Air Compressor Check Valves

JHFOSTER serves industrial customers across Minnesota, Iowa, North Dakota, South Dakota, and Wisconsin. We ship and bill to businesses throughout the Upper Midwest and can help you find a check valve that fits your system, budget, and lead time needs.

Speak with a product expert or request a quote today.

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