2a single mounting facility thread class 0.310" single mounting facility thread length 1.440" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on an/srd-19 94117. 2a single mounting facility thread class 0.437" single mounting facility thread length 2.937" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on f16 comb fighter 81755. 2a all threaded stud thread class 0.373" overall length 28 all threaded stud thread quantity per inch plug unf all threaded stud thread series