Specifies the basic construction, and testing of smooth polytetrafluoroethylene (PTFE) hose requirements for the design, bore, wire reinforced, assemblies for use in medium and high pressure fluid systems (except oxygen) in aircraft throughout a temperature range of -55 degrees C to 232 degrees C for medium pressure (Type 1) hoses, and of -55 degrees C to 204 degrees C for high pressure (Types 2 and 3) hoses.