MS51823E (NOTICE-3), MILITARY STANDARD: NUT, TUBE COUPLING, FLARELESS TYPE, HYDRAULIC (USE SAE-J514) (27-FEB-2013)
MS51823E (NOTICE-3), MILITARY STANDARD: NUT, TUBE COUPLING, FLARELESS TYPE, HYDRAULIC (USE SAE-J514) (27-FEB-2013)., MS51823E, dated 17-Aug-1999, remains inactive for new design;
however, the document is valid for use.