Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5178-6 found under Stop Torque Link Up by Goodrich Aerospace Canada Ltd. The National Stock Number assigned to this part is 1620006006746, 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 5178-6.