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Rotary shaft seals are also known as oil seals close spaces between stationary and moving components in mechanical equipment. They are used to help prevent lubricant escape as well as stop harmful contaminants from entering machinery. They are vital components of almost every type of machine in operation. They protect all types of precision-constructed, close-fitting ball, sleeve and roller bearings. Duplex type seal recommended on such assembly where mix-up of two different fluids is to be prevented. Nitrile material provides excellent resistance to petroleumbased oils and fuels, silicone greases, hydraulic fluids,water and alcohols.
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