Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R0139612-0102 found under Spacer Ring by Denel Vehicle Systems. The National Stock Number assigned to this part is 5365015995933, 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 R0139612-0102.