AN3050 (REV-4) (NOTICE-1), AIR FORCE-NAVY AERONAUTICAL STANDARD: FERRULE - CONDUIT, FLEXIBLE (28-SEP-1999)
AN3050 (REV-4) (NOTICE-1), AIR FORCE-NAVY AERONAUTICAL STANDARD: FERRULE - CONDUIT, FLEXIBLE (28-SEP-1999)., AN3050 REV 4, dated 8 October 1953, is inactive for new design
and is no longer used, except for replacement purposes.