Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MIR0SHEEN320 found under by Field Abrasive Mfg Co Inc. The National Stock Number assigned to this part is 5345001589777, 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 MIR0SHEEN320.