Part Number ST4M139BC5-31 having (CAGE Code 76301) and FSC 5935 Connectors Electrical in stock with ready to ship. Get an instant quote for ST4M139BC5-31 Plate Retaining Electrical Conne 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.