Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A2 0277SFWD found under Bearing Sleeve by Harding Safety Usa Inc. The National Stock Number assigned to this part is 3120014176623, 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 A2 0277SFWD.