MIL-DTL-26521K, DETAIL SPECIFICATION: HOSE ASSEMBLY, NON-METALLIC, FUEL, COLLAPSIBLE, LOW TEMPERATURE WITH NON-REUSABLE COUPLINGS (15-FEB-1999) [SUPERSEDING MIL=H-26521J]

MIL-DTL-26521K, DETAIL SPECIFICATION: HOSE ASSEMBLY, NON-METALLIC, FUEL, COLLAPSIBLE, LOW TEMPERATURE WITH NON-REUSABLE COUPLINGS (15-FEB-1999) [SUPERSEDING MIL=H-26521J]., This specification covers collapsible synthetic rubber hose assemblies for ground fueling of aircraft with hydrocarbon fuels or non-potable water where working pressures do not exceed 225 psi.