Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3203 DIN 628 found under Bearing Roller Cyli by South Bay Redox Medical Supplies. The National Stock Number assigned to this part is 3110011993309, 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 3203 DIN 628.