Tube Fittings and Adapters

Brennan manufactures a wide range of tube fittings and adapters that provide leak-tight connections and can stand up to high pressures and temperatures. Not only are they easy to install, but they also come in a wide variety of shapes, sizes, styles, and materials— including carbon steel and stainless steel.

Our high-quality and easy-to-use tube fittings, such as JIC fittings, NPT fittings, O-Ring Boss fittings, Weld fittings, nuts, caps, plugs and more, are what you need for the most demanding applications. Explore our large selection of fittings and adapters now.

  • 2764-LN-O

    MORB-MJ Bulkhead Straight

  • 2764-O

    MORB-MJ Bulkhead Straight

  • 3474-LLL-NWO

    MAORB-ORB Straight

  • 3474-NWO

    MAORB-ORB Straight

  • 4604-O

    HB-MORB Straight

  • 6400-L-O

    MJ-MORB Straight Long

  • 6400-LL-O

    MJ-MORB Straight Extra Long

  • 6400-O

    MJ-MORB STRAIGHT

  • 6401-O

    MORB-MP STRAIGHT

  • 6402-O

    MORB-FJS STRAIGHT

  • 6404

    FORB-MP Straight

  • 6405-O

    MORB-FP STRAIGHT

  • 6410-O

    MORB-FORB STRAIGHT REDUCER/EXPANDER

  • 6420

    FORB-FP Straight

  • 6425

    FORB-FORB Straight

  • 6464-L-O

    MORB-MORB Straight Long