2810-99-782-5620 (1731-4140)
2810-99-782-5620 is equivalent to manufacture part number 1731-4140. It is a engine valve seat insert and is classified under Federal Supply Class 2810 (2810 - Gasoline Reciprocating Engines, Aircraft), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 2810 - Gasoline Reciprocating Engines, Aircraft and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.