Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 27109 found under Bearing Washer Thrust by Bukh A S. The National Stock Number assigned to this part is 3120013933769, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 27109.