MIL-D-8683 Revision C, February 5, 1988
DESIGN AND INSTALLATION OF GASEOUS OXYGEN SYSTEMS IN AIRCRAFT
Includes all amendments and changes through Interim Notice 1, July 23, 1997
Additional Comments: INACTIVE FOR NEW DESIGN AFTER 07/23/97
This specification covers the general requirements for the design and installation of gaseous oxygen (450 and 1800 pounds per square inch gage (psig) (3.1 MPa and 12.4 MPa) systems in aircraft.
Aircraft oxygen systems shall be of the following types:
Type I - High pressure system 1800 psig (12.4 MPa) Type II - Low Pressure system 450 psig (3.1 MPa)