Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 100-4X4 found under Tractor Wheeled Ind by Taylor Machine Works Inc. The National Stock Number assigned to this part is 2420009023084, and the Federal Supply Class is 2420 Tractors Wheeled. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 100-4X4.