Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 45000423 found under Cap Internal Aircra by Idd Aerospace Corp. The National Stock Number assigned to this part is 1680014851024, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 45000423.