Subsea hydraulic connectors feature face seals and cartridges for stab-plate mating. Metal-cased O-rings seal at 5,000 mwd. Inconel springs energize for debris tolerance. API 17D compliant for multiplexers. Seals resist galvanic corrosion in seawater. Thermal cycling tests simulate risers. Redundant lips ensure first-time make-up. In ROV interventions, they minimize leaks, critical fo... https://globalsealstech.com/hydraulic-seals/