Mini Brass Ball Valve 1/4" & 3/8" NPT Shut Off | Air Water Gas

Mini Brass Ball Valve – 1/4" & 3/8" NPT Threaded Shut Off Valve

Take precise control of your air, water, gas, or oil lines with this Mini Brass Ball Valve. Available in 1/4" and 3/8" NPT male-to-female threaded configurations, this compact valve is engineered for reliable flow control in both residential and light industrial settings. Made in Mainland China.

Why Choose This Mini Brass Ball Valve?

• Durable Brass Construction: Manufactured from high-quality copper/brass for exceptional corrosion resistance and long service life across air, water, gas, and oil applications.
• Compact, Space-Saving Design: The mini form factor makes it easy to install in tight or confined spaces where standard valves simply won't fit.
• Versatile NPT Thread Sizes: Comes in 1/4" and 3/8" NPT threaded options, offering flexibility for a wide range of pipe fitting requirements.
• Reliable Shut Off Function: Quarter-turn ball mechanism provides quick, positive flow shut off — ensuring safe and efficient operation of your systems.
• Multipurpose Compatibility: Suitable for air compressors, water supply lines, gas lines, oil pipelines, and more — a true all-in-one flow control solution.
• Rated Up to 850 kPa: Engineered to handle pressures under 850 kPa, making it appropriate for standard residential and light commercial systems.

Specifications

• Material: Brass (Copper)
• Connection Type: Threaded (NPT Male to Female)
• Thread Sizes: 1/4" NPT & 3/8" NPT
• Maximum Pressure: <850 kPa
• Valve Type: Ball Valve (Quarter Turn)
• Application: Air, Water, Gas, Oil
• Origin: Made in Mainland China

Applications

This mini brass ball valve is ideal for:

• Air compressor lines and pneumatic systems
• Residential and commercial water supply lines
• Gas distribution and shut off points
• Oil and hydraulic pipelines
• Workshop, garage, and light industrial plumbing

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Further Reading

For guidance on safe installation and use of plumbing and gas shut off valves in home and industrial settings, visit the U.S. Consumer Product Safety Commission (CPSC) and review applicable safety standards for your system.

Learn more: Ball valve

Frequently Asked Questions

Q: What materials is this mini brass ball valve made from?

A: This valve is crafted from durable brass (copper alloy), which provides excellent corrosion resistance and reliable performance across air, water, gas, and oil systems.

Q: What thread sizes does this brass ball valve come in?

A: The valve is available in 1/4" NPT and 3/8" NPT male-to-female threaded configurations, making it compatible with a wide variety of standard pipe fittings.

Q: What is the maximum pressure rating for this shut off valve?

A: This mini brass ball valve is rated for pressures under 850 kPa, suitable for standard residential water, air compressor, and light industrial gas or oil line applications.

Q: Is this valve suitable for both gas and water lines?

A: Yes. This multipurpose shut off valve is designed for use with air, water, gas, and oil lines, making it a versatile addition to any home or workshop plumbing setup.