Parallel Spring Seals widely used as the standard upgrade from packing to mechanical seals, parallel spring seals are common in the industry. General applications include but are not limited to Water, Food, and Chemical processes. They can be utilized in many pumps, mixers, agitators, and compressors. The coil on these seals is rotating parallel to the shaft. The seal is driven from the seal head. The seal has a bellows for a greater sealing capability.