Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4528 found under Blade Cutter Cable Hand Operated by Paladin Tools Connectool Inc. The National Stock Number assigned to this part is 5110016003263, and the Federal Supply Class is 5110 Hand Tools Edged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4528.