AN363 (REV. 4) (NOTICE 1)., AIR FORCE/NAVY AN: NUT SELF-LOCKING, 550 DEG F (21 MAR 2006) [NO S/S DOCUMENT]

AN363 (REV. 4) (NOTICE 1)., AIR FORCE/NAVY AN: NUT SELF-LOCKING, 550 DEG F (21 MAR 2006) [NO S/S DOCUMENT]., AN363 REV 4, dated 17 June 1964, remains inactive for new design; however, the document is valid for use.