IMPERIAL ADAPTER STRAIGHT TO HOSE P/N HG16-16RC MATERIAL STEEL OVERALL SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL CONNECTION TYPE UNTHREADED EXTERNAL HOSE 1ST END THREADED EXTERNAL BOSS 2ND END CONNECTION STYLE B106 BARBED OR BEADED 1ST END B75 DOUBLE THREADED SECTION W/GASKET AND LOCKNUT SEALING 2ND END NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED 1.000 INCHES 1ST END THREAD SERIES DESIGNATOR UN 2ND END NOMINAL THREAD SIZE 1.312 INCHES 2ND END THREAD QUANTITY PER INCH 12 2ND END THREAD CLASS 2A 2ND END NOMINAL OVERALL LENGTH 4.219 INCHES