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6‑Pack 1/4″ NPT Female to 3/8″ Barb Brass Fittings

$9.99 on Amazon.com (as of October 17, 2026, 10:51 AM EST) View details ↗

Upgrade your fluid system with this 6‑piece set of high‑performance brass fittings. Each connector features a 1/4″ NPT female thread that mates securely with a 3/8″ barbed hose, providing a reliable, leak‑free connection for compressors, fuel lines, oil systems, and gas applications.

Constructed from solid brass, these fittings offer exceptional durability and resistance to abrasion and wear. The 2‑way shaped barbs are reinforced with a thickened wall, ensuring high strength under heavy use and at elevated pressures. Designed to withstand up to 300 PSI and temperatures up to 212 °F, they are ideal for temperature control circuits, pneumatic systems, vacuum lines, and general fluid transport.

Maximum Pressure300 PSI
Maximum Temperature212 °F
MaterialSolid Brass
Thread Size1/4″ NPT
Barb Size3/8″
Package Qty6 Pieces
What types of systems can these fittings be used in?
They are suitable for temperature control circuits, pneumatic circuits, vacuum systems, and fluid systems such as coolant and lubricant lines.
Do the fittings require any special installation tools?
The precise NPT threading and solid construction allow for straightforward installation without the need for additional tools beyond standard pipe wrenches.
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