5180-01-423-2458 (1U-6685)
5180-01-423-2458 is equivalent to manufacture part number 1U-6685. It is a valve guide and seat tool kit and is classified under Federal Supply Class 5180 (5180 - Hand Tool Sets and Kits), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5180 - Hand Tool Sets and Kits and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.