Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SUM3356 found under Shim by Ge Aviation Systems Llc. The National Stock Number assigned to this part is 5365011897812, 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 SUM3356.