2b single mounting facility thread class right-hand single mounting facility 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class right-hand single mounting facility 2.375" overall length 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class 1.952" overall length 1.230" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 1.500" overall length 32 single mounting facility thread quantity per inch uns single mounting facility thread series
Used on back up emergency communication (buec). 2a single mounting facility thread class 1.344" overall length 0.735" overall width 48 single mounting facility thread quantity per inch unc single mounting facility thread series