Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4X4X1 2-20EYELET found under Pad Abrasive by Merit Abrasive Products Inc. The National Stock Number assigned to this part is 5345012394246, 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 4X4X1 2-20EYELET.