Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2A7-1685 found under Spacer Sleeve by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 5365012884484, 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 2A7-1685.