MIL-DTL-7899D, DETAIL SPECIFICATION: VALVES, CHECK, AIRCRAFT FUEL SYSTEM (26-NOV-2014) [SUPERSEDING MIL-V-7899C]

MIL-DTL-7899D, DETAIL SPECIFICATION: VALVES, CHECK, AIRCRAFT FUEL SYSTEM (26-NOV-2014) [SUPERSEDING MIL-V-7899C]., This specification covers low-pressure check valves suitable for use with hydrocarbon fuels, fuel vapors, and air. Components covered by this specification are intended for use in fuel and fuel vapor systems.