Shopping Cart

Your cart is empty.

Your cart is empty.

(Pack of 4) Brass SAE 45 Degree 5/16-inch O.D. Tube Flare Cap Plugs and Plug Fitting for Refrigeration Pipe HVAC System/Mini Split Valve Adapter/Gas Line

5.0 Write Review
Free shipping on orders over $29.99

$12.99

$ 5 .99 $5.99

In Stock

About this item

  • Contains: 2Pcs Female Flare Caps and 2Pcs Male Flare Plugs for 5/16'' OD Tube
  • Versatile Application: Suitable for a wide range of plumbing, hydraulic, automotive, industrial applications and gas systems where a secure, leak-proof seal is required. you can reserve it as a spares for 5/16" SAE HVAC Air Conditioner Mini Split System adapter, charging-vacuum ports, R410A vacuum adapter, Air Conditioning Refrigerant Angled Compact Ball Valve, Vacuum Service Port.
  • Compact Size: 5/16'' Flare (Thread size is 1/2-20 UNF) Measuring approximately: Female thread ID is about 0.452'' , and Male thread OD is about 0.496''
  • Easy Installation: With their standard sizing, these plugs can be easily installed by hand or with basic tools.
  • Solid Brass Construction: These flare cap plugs are crafted from high-quality solid brass for exceptional durability and corrosion resistance. Well machined, good threads with no rough edges. The threaded design ensures a tight fit for reliable regular connections.


These brass flare caps and plugs are common components for Refrigeration System Piping and Gas line installations. Crafted from high-quality brass, they provide a secure and reliable 45 degree cone seal to prevent leaks. With their hexagonal shape, they can be easily tightened or loosened using a standard wrench. Whether you're a professional plumber or a DIY enthusiast, these flare cap plugs offer a convenient solution for capping off lines or sealing connections. Their durable construction ensures long-lasting performance, making them a practical choice for various home appliance maintenance and commercial applications.