Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 653 1239 001 found under Cover Access by Rockwell Collins Inc. The National Stock Number assigned to this part is 5340014464479, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 653 1239 001.