The Forney Steel Air Plug 1/4 in. Female X 3/8 in. is a purpose-built pneumatic adapter engineered for reliability in busy workshops. Crafted from solid steel, this plug delivers a secure, leak-free connection between a 1/4 in. NPT female port and a 3/8 in. air-line component, with a robust maximum pressure rating of 300 psi.
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Durable steel construction stands up to daily shop use, resisting wear and impact in demanding environments.
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End 1: 1/4 in. NPT female provides compatibility with standard pneumatic fittings widely used in air systems.
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End 2: 3/8 in. connection aligns with common 3/8 in. air-line components for straightforward system upgrades or repairs.
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Pressure rating: up to 300 psi suitable for a broad range of pneumatic tools and applications.
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Compact, straightforward design minimizes leak points and simplifies installation in tight spots.
Use cases
- Repair or extend compressed air lines by bridging a 1/4 in. NPT port to a 3/8 in. line or tool.
- Upgrade an existing air setup where different port sizes meet, enabling seamless operation of multiple tools.
- Ideal for automotive shops, metalworking outfits, and DIY garages where dependable, high-pressure air connections are essential.
Installation and care
- Ensure both mating ports are clean and free of debris before assembly.
- Apply thread sealant (such as PTFE tape) to the male threads only, then thread End 1 (1/4 in. NPT female) onto the corresponding port.
- Hand-tighten and then snug with a wrench until the connection is secure; avoid overtightening to prevent thread damage.
- Test for leaks with a soapy water solution after the connection is made; re-tighten if necessary.
Who this is for
- Mechanics, fabricators, and maintenance technicians who rely on robust, leak-free air connections.
- Home hobbyists who want a dependable adapter to bridge 1/4 in. NPT ports with 3/8 in. air lines.
- Any workshop seeking a durable, high-pressure-rated solution for pneumatic setups.
Why choose this Forney air plug matters
Compared with lighter or plastic alternatives, the Forney Steel Air Plug 1/4 in. Female X 3/8 in. delivers enhanced durability, stable sealing, and dependable performance under regular use and higher pressures. Its straightforward 1/4 in. NPT female to 3/8 in. connection design simplifies retrofits and new installations alike, helping you keep your air system efficient and leak-free.
Ready to upgrade your pneumatic connections? Add the Forney Steel Air Plug 1/4 in. Female X 3/8 in. to your cart and enjoy durable, reliable performance in every session.
