2b single mounting facility thread class 1.470" overall length 1.330" overall width 40 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 2.188" overall width 24 single mounting facility thread quantity per inch shaft rd flatted thd hole tap, circuit selector unc single mounting facility thread series
Used on type no. an/fps-6a. 2a single mounting facility thread class 3.810" overall length 1.540" overall width unc single mounting facility thread series
2a single mounting facility thread class right-hand single mounting facility 1.656" overall length 1.125" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series