3456-00-012-9708 (NF42769PC18)
3456-00-012-9708 is equivalent to manufacture part number M-51-R. It is a roller tube expander mandrel and is classified under Federal Supply Class 3456 (3456 - Cutting and Forming Tools for Secondary Metalworking Machinery), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 3456 - Cutting and Forming Tools for Secondary Metalworking Machinery and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.