Part Number 81-1054RK having (CAGE Code 04VL7) and FSC 4810 Valves Powered in stock with ready to ship. Get an instant quote for 81-1054RK Valveregulatingfluid Pressure by Rki Instruments Inc. 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.