2810-00-294-3046 (111114)
NSN 2810-00-294-3046 (NIIN 00-294-3046) is an engine poppet valve in Federal Supply Class 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; 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 111114 (Rtx Corporation, CAGE 77445).
Key specs: 40 minimum rockwell c and 44 maximum rockwell c overall metallic hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8409.10.0080. Supersedes 2810-00-306-6599 (1987).