Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T-703 found under Gage Set Thickness by Safe Flight Instrument Corporation. The National Stock Number assigned to this part is 5210010374760, 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 T-703.