Thank you for selecting Aerospace Aviation 360 for A4171 by Whelen Engineering Company Inc 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 A4171. To help us better understand your parts requirements, please fill out an RFQ form for part number A4171 with your details, and our customer executive will respond to your RFQ in 15 minutes or less.