Lubrication for control and pressure plug valves, water softener and faucet valves. Sealant for vacuum and pressure systems. Sealant for outdoor equipment (also shipboard) subject to washing and harsh environmental exposure: meters, electrical service entrance and underground connections. Damping medium for dash pots in electrical and electronic equipment. Used as an anti-stick and a sealant for transformer gasket and equipment enclosures. It prevents gaskets from sticking to metal and resists weathering and water washout. Rubber and plastic O-rings, gaskets and seals.