The Inverted Flare Union 3/16 X 3/8 is a versatile and reliable product designed for use with flareable copper, brass, aluminum, and welded steel hydraulic tubing. Its all-brass construction ensures durability and safety, as it is UL compliant for flammable liquid and gas. The fittings also meet SAE J246 requirements, guaranteeing high-quality performance. Sold individually, this union fits most makes and models, making it a practical and convenient choice for various applications. Trust this product for its exceptional functionality and compatibility, ensuring a secure and efficient hydraulic system.