MIL-L-25467D, MILITARY SPECIFICATION: LIGHTING, INTEGRAL, RED, AIRCRAFT INSTRUMENT, GENERAL SPECIFICATION FOR (12-JUL-1977)

MIL-L-25467D, MILITARY SPECIFICATION: LIGHTING, INTEGRAL, RED, AIRCRAFT INSTRUMENT, GENERAL SPECIFICATION FOR (12-JUL-1977)., This specification covers the general requirements for a 5-volt incandescent or 115 volt electroluminescent illuminating system for red integrally lighted aircraft instruments. This specification defines the requirements and test procedure applicable to the lighting system for aircraft instruments when referenced in an instrument specification