Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2X70X100GRIT found under by Michigan Abrasive Co Inc. The National Stock Number assigned to this part is 5345010342613, 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 2X70X100GRIT.