Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5 250 01 found under Ring by Rockwell International Corp. The National Stock Number assigned to this part is 5365010579507, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5 250 01.