Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FDK2850 found under Ring Dee by Davis Aircraft Products Co Inc. The National Stock Number assigned to this part is 5365009305654, 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 FDK2850.