Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 64517 found under Bearingballannular by Colts Manufacturing Company Llc Dba Colt. The National Stock Number assigned to this part is 3110014595324, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 64517.