MS33639D (NOTICE-1), MILITARY STANDARD: CASES, INSTRUMENT, CLAMP-MOUNTED, AIRCRAFT (30-AUG-1999)

MS33639D (NOTICE-1), MILITARY STANDARD: CASES, INSTRUMENT, CLAMP-MOUNTED, AIRCRAFT (30-AUG-1999)., This notice should be filed in front of MS33639D dated 1 March 1988. MS33639D is inactive for new design and is no longer used except for replacement purposes.