Part Number ST3M543N8D having (CAGE Code 76301) and FSC 9540 Structural Shapes, Nonferrous Base Metal in stock with ready to ship. Get an instant quote for ST3M543N8D Channel Structural by Boeing Company. 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.