Disogrin 7695, a proprietary polyurethane compound, is compatible with mineral oils and water, solving seal problems associated with water degradation. The compound is also compatible with vegetable-based hydraulic fluids. It is resistant to hot water to 250° F, making it a possible alternative to chloroprene and ethylene propylene rubbers.

Simrit, Div. Freudenberg-NOK, (866) 274-6748, www.simrit.com