Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 310163 found under Flange Closing by Worldwide Aeronautical Components. The National Stock Number assigned to this part is 1620009422036, and the Federal Supply Class is 1620 Aircraft Landing Gear Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 310163.