Used on comm central. 2a single mounting facility thread class 0.312" single mounting facility thread length 1.257" overall length snap or line unef single mounting facility thread series
Used on C141. 2a single mounting facility thread class 0.310" single mounting facility thread length 1.900" overall length tap, circular, bushing mount unef single mounting facility thread series
2b single mounting facility thread class right-hand single mounting facility 3.375" overall length 3.688" overall width 24 single mounting facility thread quantity per inch unc single mounting facility thread series