Thank you for selecting Aerospace Aviation 360 for ADR21SH by Thomas And Betts Corp under Connector Terminal Blocks. We are proud to be an ASAP Semiconductor owned and operated website, a leading distributor of aviation and aerospace part numbers like ADR21SH. To help us better understand your parts requirements, please fill out an RFQ form for part number ADR21SH with your details, and our customer executive will respond to your RFQ in 15 minutes or less.