MIL-L-81174Revision BLight, Landing, Aircraft, Retractable (PAR 64, 28 or 120 Volt Lamp)Loading PDF document...This may take a momentDocument Revisions (6)Revision Revision B Notice 1 - ValidationRevision Revision A Amendment 1Revision Revision B (selected)Revision Revision B Amendment 1Revision Revision A Notice 1 - ValidationRevision Revision A💬