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

  • 6400-L-O

    MJ-MORB Straight Long

  • 6400-LL-O

    MJ-MORB Straight Extra Long

  • 6400-O

    MJ-MORB STRAIGHT

  • 6402-O

    MORB-FJS STRAIGHT

  • 6801-L-NWO-FG

    MJ-MAORB 90 Elbow Long

  • 6801-LLL-NWO-FG

    MJ-MAORB 90 Elbow XX-Long

  • 6801-NWO-FG

    MJ-MAORB 90 ELBOW

  • 6802-NWO-FG

    MJ-MAORB 45 Elbow

  • 6803-NWO-FG

    MJ-MJ-MAORB Branch Tee

  • 6804-NWO-FG

    MJ-MAORB-MJ Run Tee

  • 6809-NWO-FG

    MAORB-FJS 90 Elbow

  • 6810-NWO-FG

    MAORB-FJS 45 Elbow

  • 6820-NWO-FG

    FORB-MAORB-MJ Tee

  • 6840-NWO-FG

    MAORB-MAORB-MJ Tee