The Endura Dual Split Flange (DSF) swivel joint from OPW Engineered Systems represents the best in swivel technology. Specifically designed for the transfer of hazardous materials such as acids, solvents, petrochemicals and other toxic fluids, Endura sets the standard in Loading Arm Swivel performance.
All Endura DSF Seal Kits include (2) Main seals, (1) Back-up seal and (3) PTFE encapsulated Fluorocarbon environmental seals. Also included are required seal spacers and hardware. 所有EnduraTM DSF密封件工具包括主密封圈（2个）、备用密封圈（1个）和PTFE封装氟橡胶密封圈（3个）。也可以按照要求包含密封垫片和其它五金构件。