Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 72D015020-2103 found under Spacer by Monogram Aerospace Fasteners Inc. The National Stock Number assigned to this part is 5365011484395, 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 72D015020-2103.