Standard for External-Lug Quick-Connect Couplings and Adapters for Forestry Fire Hose
1.1 This Standard contains requirements for 25 and 38 mm quick connect couplings and adapters of the
external lug design for use in the forestry service.
NOTE 1: Quick connect coupling and adapter sizes stated refer to the nominal diameter of the forestry hose.
NOTE 2: The requirements for Forged External-Lug Quick Connect Couplings and Adapters for Forestry Fire Hose
are contained in Standard CAN/ULC-S551.
1.2 The couplings and adapters are intended for use with forestry fire hose of the 25 and 38 mm standard