2a single mounting facility thread class 0.312" single mounting facility thread length 2.327" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.312" single mounting facility thread length 1.667" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on plrs test set. 2b thread class right-hand 1.215" overall length 20 thread quantity per inch cadmium surface treated straight type unef thread series