Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 026L found under Blade Thickness Gage by Stanley Proto Industrial Tools. The National Stock Number assigned to this part is 5210013999385, 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 026L.