Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 243IH found under Caliper Micrometer by Rheinmetall Waffe Munition Gmbh. The National Stock Number assigned to this part is 5210121230188, 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 243IH.