2a thread class right-hand 0.0460" thread length 1.1093" overall length 24 thread quantity per inch extended portion of stud heat treated rc 36-4, 0.076 dia hole in thd end located 0.109 in. from end, magnectic particle insp, internal diametral looseness 0.003 to 0.0013 in. ma, nas-516-1 alemite fitting in flange end of stud chromium outer ring surface treated cam follower unf thread series