PRESSURE OPERATED ASCO VALVE SERIES 290 VALVE 2/2 NO STAINLESS STEEL ENTRY UNDER DISC G 1 D=25 OPERATOR D=63Option 666002 ( SIGNALLING BOX MOUNTED ON BRONZE AND STAINLESS STEEL VALVE 2 MECHANICAL SWITCHES (SM2) ) + option 666049 ( LENGTHENING STEM FOR SIGNALLING BOX MOUNTED ON VALVE MECHANICAL SWITCH 290 DN 25-65 D=63 AND 90 )