140 Valve Seal Gasket/Washer

This 140 Valve Seal Gasket works in conjunction with the valve stem seal to provide auxiliary sealing for the GX35 lawn mower’s valve train. Constructed from high-performance Fluoroelastomer (FKM), it offers top-tier resistance to oil, high temperatures, and aging. With a Shore hardness of 65±5, it ensures sealing stability and long service life under demanding conditions.

​Key Features:​​

• ​Auxiliary Seal:​​ Designed to work with valve seals for enhanced sealing.
• ​High-Performance Material:​​ Fluoroelastomer (FKM), Shore Hardness 65±5.
• ​Superior Resistance:​​ Excellent oil, heat (-25℃~230℃), and chemical resistance.
• ​Safe & Compliant:​​ Conforms to ROHS and REACH.