Part Number 1-20719 P0S F 74 having (CAGE Code D0798) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 1-20719 P0S F 74 Non Return Valve by Boll And Kirch Filterbau Gmbh. 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.