Part Number 54001043-90-B having (CAGE Code 25531) and FSC 5985 Antennas Waveguides and Related Equipment in stock with ready to ship. Get an instant quote for 54001043-90-B Waveguide Assembly by Space Machine And Tool 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.