This specification covers fire hose delivery couplings to fit hose of nominal diameter 45 mm, 65 mm, 70 mm, and 100 mm; suction couplings to fit hose of nominal diameter 80 mm, 90 mm, 100 mm, 115 ran, 125 ?a? 140 ?a> and 150 mm; connectors; and branch pipe and nozzle connections for delivery hose.
NOTE
a) The standards referred to in the specification are listed in Appendix A.
b) Requirements that must be specified by the purchaser and those that must be agreed upon are listed in Appendix B.