2b thread class right-hand 3.850" overall length 0.984" overall width 20 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
Used on 1520-01-125-5476 helicopter,observation. 2b thread class right-hand 2.219" overall length 28 thread quantity per inch emi/rfi, emp protected cadmium surface treated straight type unef thread series
2b thread class right-hand 3.030" overall length 1.650" overall width 18 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
2a single mounting facility thread class 0.410" single mounting facility thread length 2.492" overall length tap, circular, bushing mount unef single mounting facility thread series
2b single mounting facility thread class 24 single mounting facility thread quantity per inch circular wafer, bushing mount unc single mounting facility thread series