Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 60440107070 found under Cloth Abrasive by 3M Company. The National Stock Number assigned to this part is 5350001876286, and the Federal Supply Class is 5350 Abrasive Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 60440107070.