Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5002583 found under Ring Lock Objective by Bma Buizza Mazzei Agency Srl. The National Stock Number assigned to this part is 5365011494102, 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 5002583.