2a single pressure connection thread class 5.188" overall length 0.438" single connection outside diameter 2.812" overall width rectangular unf single pressure connection thread series
2a single mounting facility thread class 0.292" single mounting facility thread length 2.123" overall length tap, circular, bushing mount unef single mounting facility thread series
3a single pressure connection thread class 0.250" single pressure connection thread length 2.620" overall length 0.438" single connection outside diameter 20 single pressure connection thread quantity per inch cylindrical
2a single mounting facility thread class 3.100" overall length 32 single mounting facility thread quantity per inch unc single mounting facility thread series