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.

  • 0403

    Bore-MJ Straight

  • 0406

    Bore-MJ Bulkhead Straight

  • 0500

    Bore-MJ 90 Elbow

  • 0600

    Bore-Bore-MJ Tee

  • 0702

    Bore-MJ-MJ-Tee

  • 0900

    Bore-FJS Straight

  • 2111

    PL-FJS Straight

  • 2403

    MJ-MJ STRAIGHT

  • 2403-LH

    MJ-MJ STRAIGHT WITH LARGE HEX

  • 2404

    MJ-MP STRAIGHT

  • 2404-B

    MJ-MP Straight

  • 2404-L

    MJ-MP STRAIGHT LONG

  • 2404-LL

    MJ-MP STRAIGHT EXTRA-LONG

  • 2405

    MJ-FP STRAIGHT

  • 2406

    FJ-MJ Straight Reducer (Non-Swivel)

  • 2406-2PC

    FJ-MJ Straight Reducer (Nut & Insert)