Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 25X30 RFN 8006 found under Ring Retaining by Ringfeder Power Transmission Usa. The National Stock Number assigned to this part is 5325012889020, 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 25X30 RFN 8006.