Style NA1088 is a high density, controlled swell sheet gasket material with a proprietary binder & reinforced with a syntheticinorganic fiber blend. It is designed for demanding applications requiring excellent sealablity, torque retention, recovery, and conformability to uneven flange surfaces. The material provides a controlled swell in the presence of oils, fuels, lubricants, and watercoolant. It is used in heavy duty & industrial oil sealing applications such as diesel engine oil pans and front covers, compressors, generators, pumps, valves, gear boxes & housings, transformer, sight glass, manhand-hole covers. The following specification values are for 0.8mm (0.031) gauge material.