Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S10 10 3353 found under Plate Retaining Bearing by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 3110003971372, 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 S10 10 3353.