2b thread class right-hand 1.842" overall length 20 thread quantity per inch nickel surface treated double clamping action open frame type unef thread series
Used on 6625-01-147-4741 test set,processor. 2a thread class right-hand 1.500" overall length 0.452" overall width 56 thread quantity per inch unc thread series
Used on 4920-01-166-8332 data acquisition unit,engine cycle counter. 2b thread class right-hand 33.2mm overall length 10 thread quantity per inch iso m thread series
2a single mounting facility thread class right-hand single mounting facility 0.800" overall length 0.400" overall width 40 single mounting facility thread quantity per inch unc single mounting facility thread series