2a single mounting facility thread class right-hand single mounting facility 1.531" overall length 0.687" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 0.190" single mounting facility thread length 0.540" overall length 32 single mounting facility thread quantity per inch circular wafer, bushing mount uns single mounting facility thread series
2b thread class right-hand 7.500" overall length 2.250" overall width 18 thread quantity per inch cadmium surface treated straight type w/cable clamp uns thread series