Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MR 126C found under Ring Retaining by Federal Mogul Corporation. The National Stock Number assigned to this part is 5325996089730, 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 MR 126C.