2815-01-450-3670 (860601-4)
2815-01-450-3670 is equivalent to manufacture part number 860601-4. It is a engine valve seat insert and is classified under Federal Supply Class 2815 (2815 - Diesel Engines), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 2815 - Diesel Engines and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.