2a single mounting facility thread class 0.250" single mounting facility thread length 1.906" overall length 1.000" overall width circular wafer, bushing mount unef single mounting facility thread series
3a single pressure connection thread class 0.550" single pressure connection thread length 3.120" overall length 0.438" single connection outside diameter 2.165" overall width 20 single pressure connection thread quantity per inch cylindrical w/mounting lugs unf single pressure connection thread series