Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 99-4420-1 found under Bezel Automotive Trim by Mark Body Truck And Equipment Inc. The National Stock Number assigned to this part is 2590011627139, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 99-4420-1.