3-Port Brass Air Compressor Check Valve – Male Thread
3-Port Brass Air Compressor Check Valve – Male Threaded Tube Connector
Keep your air compressor running at peak efficiency with this heavy-duty 3-Port Brass Check Valve. Designed as a reliable replacement for worn or damaged check valves, this precision-engineered brass connector ensures one-directional airflow, preventing backflow and protecting your compressor system. With three dedicated male-threaded ports, installation is fast, straightforward, and requires no special tools.
Made in Mainland China.
Key Features
- 3 Dedicated Ports: One port for tube connection, one for the air pressure tank, and one for the compressor piston pump — each clearly configured for its role.
- Premium Brass Construction: Solid brass body offers excellent compressive strength, corrosion resistance, and long-lasting durability under regular use.
- Male Threaded Design: Threaded connectors make installation quick and tool-free — simply screw in and you're ready to go.
- High Performance & Reliability: Engineered for normal pressure air applications; maintains a secure, leak-free connection over extended use.
- Universal Replacement: A perfect drop-in replacement for old or broken check valves on most standard air compressors.
Specifications
| Material | Brass |
| Structure | Angle (3-Port) |
| Applicable Medium | Air |
| Thread Type | Male Thread |
| Internal Thread | G1/8" |
| External Thread | G3/8", G1/2" |
| Weight | Approx. 81g / 2.9oz |
| Country of Origin | Mainland China |
Package Contents
- 1 × 3-Port Brass Air Compressor Check Valve
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Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What thread sizes does this brass check valve support?
A: This 3-port brass check valve features a G1/8" internal thread and G3/8" and G1/2" external threads, making it compatible with a wide range of standard air compressor fittings and tube connectors.
Q: Do I need special tools to install this air compressor check valve?
A: No special tools are required. The male threaded design allows for a simple, hand-tight installation. Just screw each port into its corresponding connection on your compressor system and you're set.
Q: Is this check valve suitable as a replacement part for my existing air compressor?
A: Yes — this valve is designed as a direct replacement for old, worn, or broken check valves on most standard air compressors that use G-series threaded fittings. Always verify your existing thread sizes before purchasing to ensure compatibility.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.