Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 311864 LINE 33 found under Spacer Ring by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 5365012351954, 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 311864 LINE 33.