Thank you for selecting Aerospace Aviation 360 for D1B12 by Hasco Components Inc under Electromechanical Relays. We are proud to be an ASAP Semiconductor owned and operated website, a leading distributor of aviation and aerospace part numbers like D1B12. To help us better understand your parts requirements, please fill out an RFQ form for part number D1B12 with your details, and our customer executive will respond to your RFQ in 15 minutes or less.