Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A3545 found under Bearing Ball Annular by Service Supply Co Inc. The National Stock Number assigned to this part is 3110001448663, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A3545.