2b thread class right-hand any acceptable overall length 1.219" overall width 20 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
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
2b single mounting facility thread class 2.885" overall length 1.750" overall width 32 single mounting facility thread quantity per inch tap, square frame unc single mounting facility thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 2.875" overall length 1.406" overall width circular wafer, bushing mount unef single mounting facility thread series