Omega Close Coupled Elements Rexnord Omega Utilising a specially formulated polyurethane material engineered for maximum durability, strength and fatigue resistance. The flex element is designed to split in half, allowing simplified assembly and disassembly. Interchangeable hubs allow for reduced inventory. High misalignment capacity accommodates unavoidable misalignment with low reactionary forces. Torsionally soft flex element cushions shock loads and vibration extending equipment life. Polyurethane flex element does not require lubrication.