Higby Cut : A special cut on the thread of fire hose couplings that makes it easier to mate the threads. One coupling can be rotated backwards until it clicks, or drops into place, and then tightened
Pacific Northwest Chapter of The Society for the Preservation and Appreciation of Antique Motorized Fire Apparatus in America SPAAMFAA, Fire Apparatus Terminology, La Center, Washington, USA 2002. (Fr Srvc - Amer) {455}
