McMasters Koss has developed several hundred elastomer and thermoplastic compounds that automotive manufacturers depend on.
Please Click Here to Download our Automotive Industry Brochure.
McMasters Koss is an established supplier of O-Rings, Gaskets and Seals used a in a variety of heavy duty truck engine, transmission, brake and suspension components.
Please visit the McMasters Koss youtube channel for our newest informative information or click Here to see our Truck Axle Seal Breakdown video.
McMasters Koss supplies O-Rings, Gaskets and seals for a variety of fuel and petroleum dispensing systems.
We offer Elastomers suitable for different levels of methanal/ethanol or other additives that are encountered throughout North America and the world.
We are ITAR Compliant for critical military applications. Please reach out to our sales engineering team with any special requirements you might have.