2a single threaded bushing thread class 0.500" single threaded bushing thread length 2.440" overall length cylindrical w/flange unf single threaded bushing thread series
3b all pressure connection thread class 0.656" all pressure connection thread length 3.600" overall length 3.540" overall width 20 all pressure connection thread quantity per inch cylindrical w/mounting lugs unf all pressure connection thread series
2a single mounting facility thread class 0.430" single mounting facility thread length 2.700" overall length tap, circular, bushing mount unef single mounting facility thread series