Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C2166-014 found under Ring Retaining by A Raymond Tinnerman Manufacturing. The National Stock Number assigned to this part is 5325008771619, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C2166-014.