Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1250449-3 found under Swaging Sleeve Wire Rope by Boeing Aircraft. The National Stock Number assigned to this part is 4030004891849, and the Federal Supply Class is 4030 Fittings For Rope Cable And Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1250449-3.