Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EW50023 found under Level And Plumb by East West Industries Inc. The National Stock Number assigned to this part is 5210014530339, 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 EW50023.