Eries Meqe502 Seals Specially Designed For High Temperature Application And Suitable For High Start – Up Toque Since The Bellows Unit Is Independent Of Torque Transmission. Graf Oil Is Secondary Member Having Excellent Temperature Rang Up To 4000c . Shrunk Fit Seal Face Design Minimize Face Distortion Restricting Leakage And Wear Rate To Very Low Level Under Of Condition.