Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 001553 found under Roller Kingpost by Walter Truck Corp. The National Stock Number assigned to this part is 2020010036250, and the Federal Supply Class is 2020 Rigging And Rigging Gear. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 001553.