Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 476D555H03 found under Tape Measuring Replacement by Westinghouse Electric Corp. The National Stock Number assigned to this part is 5210000742051, and the Federal Supply Class is 5210 Measuring Tools Craftsmens. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 476D555H03.