Part Number 344-0421-012 Semicond Dvc Diode Ze in stock with ready to ship. Get an instant quote for Honeywell Aerospatiale Inc part number 344-0421-012 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 344-0421-012. Our dedicated account manager will get back to you within 15 minutes.