2a single mounting facility thread class 0.437" single mounting facility thread length 2.245" overall length tap, circular, bushing mount unef single mounting facility thread series
2a thread class right-hand 1.375" overall length 1.375" overall width 20 thread quantity per inch cadmium surface treated straight type w/flange unef thread series
2a thread class right-hand 1.625" overall length 1.625" overall width 18 thread quantity per inch cadmium surface treated straight type w/flange unef thread series
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