SEAT SPRING - VALVE (Hyster HY1584197)

A worn valve seat spring can cause poor sealing and reduced compression in the valve assembly. This aftermarket replacement part references Hyster catalog number HY1584197. The spring applies force to hold the valve against its seat, maintaining a closed position during normal operation. If the spring loses tension, the valve may fail to close fully, leading to gas leakage or performance loss. A valve spring that breaks can allow the valve to drop into the cylinder, causing catastrophic internal damage. Verify the serial number or application, then call (562) 693-7748. This part is a generic type-level component used in valve train assemblies.

Part number variants: HY1584197, hy1584197