3b single pressure connection thread class 0.438" single connection inside diameter 5.188" overall length 2.813" overall width 20 single pressure connection thread quantity per inch rectangular unf single pressure connection thread series
2b single mounting facility thread class 2.395" overall length 2.000" overall width 32 single mounting facility thread quantity per inch tap, square frame unc single mounting facility thread series
0.250" single connection inside diameter 3.406" overall length 2.000" overall width 18 single pressure connection thread quantity per inch rectangular ptf-sae short single pressure connection thread series
2b all threaded hole thread class 1.484" overall length 3.265" overall width 32 all threaded hole thread quantity per inch rectangular unc all threaded hole thread series
2a single mounting facility thread class 0.469" single mounting facility thread length 5.531" overall length 32 single mounting facility thread quantity per inch tap, circular, bushing mount uns single mounting facility thread series
2b single mounting facility thread class 3.281" overall length 2.500" overall width 24 single mounting facility thread quantity per inch tap, circuit selector unc single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 2.937" overall length tap, circular, bushing mount unef single mounting facility thread series