Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10558 found under Brake Machine Sheet Metal Hand O by Tapco. The National Stock Number assigned to this part is 3441015912840, and the Federal Supply Class is 3441 Bending And Forming Machines. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 10558.