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Delivering quality and consistency that customers rely on.
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Secure your HVAC and automotive systems with these premium brass flare caps, offering reliable sealing and long-lasting performance for smooth maintenance and repairs.
Question 1: What size and thread type do these flare caps fit?
Description: These caps are designed to fit 1/4-inch copper tubing with 7/16-20 UNF threads, making them compatible with most standard HVAC, automotive air conditioning, and general HVAC systems that use this size.
Question 2: How do these caps ensure a leak-proof seal?
Most Common Questions: The caps include a neoprene O-ring seal that ensures a tight, reliable closure, preventing leaks and maintaining a consummate seal during maintenance and installation.
Question 3: Are these brass flare caps durable and suitable for outdoor conditions?
Processing & Shipping: Yes, the brass flare caps are made from high-quality brass, which provides superior strength and durability, suitable for challenging weather conditions and long-lasting reliability.
We offer Free Express Shipping on all orders! Please allow 1-2 Business Days for us to process and ship your order. Estimated Arrival Time: 7-12 business days.

Achieve fast, mess-free refrigerant refills with our long hoses and ball valves, ensuring a tight seal and precise control every time.
Transform Your HVAC Maintenance Experience
Leaky connections can cause refrigerant loss and messy repairs. These premium brass flare caps with neoprene O-rings offer a reliable, tight seal for professional results.
Ensures a tight, mess-free seal
Prevents refrigerant leaks effectively
Easy to install and replace
Built for durability and strength
Delivering quality and consistency that customers rely on.
Premium 1/4" Brass Flare Caps with Neoprene O-Ring Seals - 30-Pack for HVAC Applications
Leak-Free Connections
Provided a tight, sealed connection during every refrigerant refill.
Long Reach Convenience
Extended reach helped customers access hard-to-reach service ports easily.
Pressure-Rated Performance
Handled high-pressure charging reliably without kinking or leaks.
Our 1/4" brass flare caps stand out with precision engineering, seamless sealing, and resilient brass construction. Designed for HVAC, automotive, and industrial needs, they ensure a tight, reliable closure every time, reducing rework and ensuring long-lasting performance.
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Air Majesty AC Parts
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Superior Seal
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Perfect Fit
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High Durability
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Leak Prevention
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Versatile Use
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Key Features for Reliable HVAC Maintenance
First Benefit
Precise Fit
Designed to fit 1/4-inch copper tubing with exact threading.
Second Benefit
Durable Construction
Made from high-quality brass for long-lasting strength.
Third Benefit
Secure Sealing
Neoprene O-ring seals ensure leak-proof closure.
Yes, these brass flare caps are specifically designed to fit 1/4-inch copper tubing with 7/16-20 UNF threads, ensuring a precise and snug fit for most HVAC applications.
Absolutely. The caps feature neoprene O-ring seals that create a tight, leak-proof closure, effectively preventing refrigerant or air leaks during maintenance or repair work.
These caps are made from high-quality brass, providing superior strength and durability, even in challenging weather conditions like rain, snow, or high winds.
These 30-pack of 1/4" brass flare caps are versatile, suitable for HVAC, automotive AC, and general system upkeep, making them a reliable addition to your toolkit for various projects.