Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JB9517-1 found under Spring Landing Gear by Lord Corporation. The National Stock Number assigned to this part is 1620004628858, 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 JB9517-1.