Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4500 found under Sander Belt Combination Vertical by Walter Meier Manufacturing Inc. The National Stock Number assigned to this part is 3220016247319, and the Federal Supply Class is 3220 Woodworking Machines. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4500.