... )Good thermal resistance 3)Outstanding abrasion resistance 4)Offer OEM Rubber Grommet Material- We use various kind of polymers like NBR ... and more. Used in appliances, motors, tools, cars, trucks, trailers, electronic equipment, toys, bikes, RVs, boats, pumps, furniture and more.Characteristics ... sizes and structure availableHardness: 30 to 80 Shore A Durometer Rubber Grommet