Stainless Steel Male / Male Brake Fitting – 3/8" x 24 UNF (-3 AN) To 7/16" x 20 UNF (-4 AN)

A precision-machined stainless steel male-to-male adapter fitting that converts between -3 AN (3/8" x 24 UNF) and -4 AN (7/16" x 20 UNF) brake threads. Used to join a female AN3 brake line end to a female AN4 end — a common requirement when adapting between different AN brake line sizes or connecting components with different port sizes in a custom brake system.

Typical Applications

• Adapting AN3 braided brake hose to AN4 components or vice versa
• Connecting -3 and -4 AN brake line sections inline
• Thread size conversion in custom brake line builds
• Road, track, and race car brake system plumbing

Product Details

• Thread 1: 3/8" x 24 UNF (-3 AN) male
• Thread 2: 7/16" x 20 UNF (-4 AN) male
• Material: Stainless steel
• Sold individually

Supplied by BRT Motorsport — brake line and fitting specialists. Fast UK dispatch.