Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22313LB found under Bearing Roller Self Aligning by F M C Corp. The National Stock Number assigned to this part is 3110007790800, 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 22313LB.