2a thread class right-hand 2.312" overall length 0.750" overall width 32 thread quantity per inch item must comply with requirements of desc production standard no. L02624; for navy nuclear propulsion plant products only unc thread series
2a single mounting facility thread class 2.281" overall length 1.890" overall width 24 single mounting facility thread quantity per inch tap, circuit selector unc single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 2.440" overall length circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.656" overall length 0.406" overall width 40 single mounting facility thread quantity per inch cadmium surface treated irregular unc single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 5.705" overall length tap, circular, bushing mount unef single mounting facility thread series