Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SL12AB24 found under Level And Plumb by Kraft Tool Co. The National Stock Number assigned to this part is 5210016717981, 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 SL12AB24.