Thank you for selecting Aerospace Aviation 360 for QC20-BU-6-1437402-3 by Te Connectivity Amp under Connector Accessories. We are proud to be an ASAP Semiconductor owned and operated website, a leading distributor of aviation and aerospace part numbers like QC20-BU-6-1437402-3. To help us better understand your parts requirements, please fill out an RFQ form for part number QC20-BU-6-1437402-3 with your details, and our customer executive will respond to your RFQ in 15 minutes or less.