Part Number UXA17643 having (CAGE Code 79172) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for UXA17643 Valve Restrictor Check by Siemens Water Technologies Corp. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.