2a single mounting facility thread class 0.312" single mounting facility thread length 1.844" overall length 1.000" overall width circular wafer, bushing mount unef single mounting facility thread series
2b all threaded hole thread class 1.000" all threaded hole thread length 3.438" overall length 3.875" overall width 18 all threaded hole thread quantity per inch can be obtained with oil resisting diaphragm byspelifying a form d modification rectangular npt all threaded hole thread series
2a single mounting facility thread class 1.500" overall length 1.500" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series