Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IPD8M2551 found under Bearing Sleeve by Industrial Parts Corp. The National Stock Number assigned to this part is 3120000104857, 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 IPD8M2551.