2a single mounting facility thread class right-hand single mounting facility 1.531" overall length 1.531" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on an/adr-6. 2a single mounting facility thread class 0.437" single mounting facility thread length 2.591" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on 6920-00-179-7320. 2a single mounting facility thread class 0.380" single mounting facility thread length 1.600" overall length tap, circular, bushing mount unef single mounting facility thread series