2805-00-354-4361 (145136A)
NSN 2805-00-354-4361 (NIIN 00-354-4361) is an engine poppet valve in Federal Supply Class 2805, Gasoline Reciprocating Engines, Except Aircraft; And Components — a mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air. Manufacturer part number 145136A (Dresser, LLC, CAGE 64104); also referenced as 468A4 (Diamond Reo Truck Co).
Key specs: 35 minimum rockwell c and 45 maximum rockwell c stem metallic hardness; 48 minimum rockwell c tip metallic hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $9.07 gov standard price; export Schedule B 8409.91.8000. Supersedes 2805-00-176-6789 (1967).