Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B1109PB1C6A found under Bearing Ball Annular by New Hampshire Ball Bearings Inc. The National Stock Number assigned to this part is 3110004382105, 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 B1109PB1C6A.