Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 21-003-001 found under Truck Dolly by Fki Industries Inc. The National Stock Number assigned to this part is 3920014814410, and the Federal Supply Class is 3920 Material Handling Equipment Nonself-Propelled. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 21-003-001.