Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5J5558 found under by Peterson Tractor Co. The National Stock Number assigned to this part is 3830009485163, and the Federal Supply Class is 3830 Truck And Tractor Attachments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5J5558.