Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 051131-01641 found under Disk Abrasive by 3M Company. The National Stock Number assigned to this part is 5345013677682, and the Federal Supply Class is 5345 Disks And Stones Abrasive. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 051131-01641.