Thank you for selecting Aerospace Aviation 360 for RJF-21B by Amphenol Borisch Technologies under Industrial Connectors. We are proud to be an ASAP Semiconductor owned and operated website, a leading distributor of aviation and aerospace part numbers like RJF-21B. To help us better understand your parts requirements, please fill out an RFQ form for part number RJF-21B with your details, and our customer executive will respond to your RFQ in 15 minutes or less.