Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7584-387851 ITEM 8 found under Bearing Pinion by Moog Inc. The National Stock Number assigned to this part is 3120014551222, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7584-387851 ITEM 8.