2b single mounting facility thread class 2.830" overall length 2.570" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 0.313" single mounting facility thread length 2.502" overall length circular wafer, bushing mount unef single mounting facility thread series
2a all threaded stud thread class 0.450" all threaded stud thread length 32 all threaded stud thread quantity per inch disc unc all threaded stud thread series
2a single mounting facility thread class right-hand single mounting facility 2.062" overall length 2.062" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series