0.562" single threaded bushing thread length 2.710" overall length 14 single threaded bushing thread quantity per inch cylindrical w/flange npt single threaded bushing thread series
2a single mounting facility thread class 0.410" single mounting facility thread length 2.995" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on b-52 stratofortress;c-5 galaxy. 2a thread class right-hand 2.140" overall length 20 thread quantity per inch weapon system essential unef thread series