Brass Fittings
Showing all 11 results
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Brass Fittings
1/2″ O.D. Tubing Flare Nut, 307 Standard
Built strictly to 307 Standard specifications, this 1/2 inch aluminum flare nut delivers precision threading and robust wall thickness for critical HVAC and refrigeration piping networks. It forms an airtight metal-to-metal seal when mated with standard 45-degree flared copper tubing, preventing costly refrigerant loss over years of heavy cycling. Its corrosion-resistant material construction guarantees reliable performance even in moisture-prone condensing unit compartments and outdoor environments.
SKU: TTFN-ALU-12 -
Brass Fittings
1/4″ (6.35mm) O.D. Tubing Flare Nut Long Design
Featuring an extended barrel configuration, this 1/4 inch (6.35mm) long-design aluminum flare nut offers enhanced thread engagement and superior grip for high-vibration HVAC applications. The extended length provides extra structural support right behind the flare, safeguarding the copper tube against cracking or stress fracture under continuous compressor operation. Ideal for tight service spaces and critical liquid lines, it guarantees a robust, long-lasting mechanical seal for refrigeration systems.
SKU: TTFN-ALU-14-L -
Brass Fittings
3/4″ (19.05mm) O.D. Tubing Flare Nut
Engineered specifically for larger HVAC and refrigeration systems, this high-quality aluminum flare nut provides exceptional clamping force to secure 3/4 inch (19.05mm) soft copper tubing. It facilitates a reliable, leak-tight mechanical seal without requiring complex soldering or brazing operations on site. Manufactured from durable, corrosion-resistant alloy, it withstands high working pressures and continuous thermal expansion, ensuring long-lasting performance in demanding commercial and residential installations.
SKU: TTFN-ALU-34 -
Brass Fittings
3/8″ (9.53mm) O.D. Tubing Flare Nut
This precision-crafted 3/8 inch (9.53mm) aluminum flare nut is engineered to provide secure mechanical connection points for liquid and gas lines in modern air conditioning units. It features clean, uniform internal threads that allow smooth tightening onto service valves and union fittings without binding or cross-threading. Providing an exceptional airtight seal under high system pressures, it is an indispensable hardware piece for professional HVAC technicians.
SKU: TTFN-ALU-38 -
Brass Fittings
5/8″ (15.88mm) O.D. Tubing Flare Nut
Designed for secure and dependable copper line connections, this 5/8 inch (15.88mm) aluminum flare nut is a vital component for standard split-system air conditioners and heat pumps. It evenly distributes tightening torque against the flared copper tube end to prevent refrigerant leaks under high operational pressures. Built to resist vibration fatigue and environmental degradation, it ensures a tight, professional-grade mechanical joint that simplifies both installation and future maintenance tasks.
SKU: TTFN-ALU-58 -
Brass Fittings
90-Degree Forged Brass Flare Elbow
A heavy-duty 90-degree forged brass elbow fitting engineered to create clean, sharp directional turns in refrigeration and fluid-handling copper tubing runs. Features precision-threaded 45-degree flare ends that maintain full flow capacity without introducing flow restriction or pressure drops. Its corrosion-resistant brass construction guarantees long-term durability in moisture-prone condensing unit installations.
SKU: n/a -
Brass Fittings
Brass Flare Plug Nut (Cap Fitting)
A heavy-duty solid brass flare plug nut engineered to seal off unused service ports, manifolds, or open copper line ends securely against dust, moisture, and leakage. Features precision internal threads and a solid nose or matching flare cap design that locks down tightly to prevent accidental refrigerant loss. Essential hardware component for pressure testing, system isolation, and equipment transport protection.
SKU: n/a -
Brass Fittings
Forged Brass Flare Tee (Three-Way Splitter)
A robust three-way forged brass flare tee designed for branching or splitting refrigerant lines into multiple circuits within complex HVAC manifold setups. Built with uniform 45-degree flare ports to ensure a leak-proof seal across all connected copper tubes under high working pressures. An essential plumbing and HVAC fitting for custom multi-evaporator installations and gauge hookups.
SKU: n/a -
Brass Fittings
Forged Brass Union Connector (Flare to Flare)
A precision-machined forged brass union connector designed for joining two copper refrigeration lines of identical outer diameters securely without leaks. Manufactured from high-grade extruded brass to withstand high operating pressures and continuous vibration in commercial and residential air conditioning systems. The deep-seated 45-degree flare connections ensure metal-to-metal sealing integrity for critical refrigerant circuits.
SKU: n/a
