Meet the Plumb Pak 3/8 in. Brass Compression Coupling Nut — a compact, dependable connector built for reliable 3/8" compression fittings. Crafted from brass with a low lead formulation, this nut loves to seal tight, resist corrosion, and stand up to everyday water-use in kitchens, bathrooms, and laundry areas.
Why this coupling nut stands out:
-
3/8" compression end ready to pair with compatible compression fittings, delivering a secure, leak-free connection.
-
Low lead brass construction brings safer, longer-lasting performance for modern plumbing installations.
-
Two nuts per package in sturdy carded packaging, ideal for retail display, storage, and quick replacements on the job.
-
Brand reliability from Plumb Pak, a name you can trust for solid hardware that fits standard residential fixtures and supply lines.
-
Not ANSI certified (as labeled), designed for everyday household and contractor use where standard compression connections are appropriate.
Ideal applications include repairing or assembling 3/8" compression supply lines to faucets, valves, and fixtures. It’s a practical choice for both DIY projects and professional plumbing tasks where a compact, durable nut is needed to secure a compression joint.
Usage notes:
- Ensure the connection is clean and free of debris before assembly to achieve the best seal.
- Slide the nut onto the tube, position the compression ferrule (where applicable), insert into the mating fitting, and tighten to the manufacturer’s recommended torque for a reliable seal.
- Compatible with standard 3/8" compression fittings common in residential plumbing setups.
Bring dependable, ready-to-use hardware to your next repair with the Plumb Pak 3/8 in. Brass Compression Coupling Nut — a small piece that makes a big difference in the integrity and durability of your water connections.
