API6a R/Rx/Bx/Is Style Ring Joint Gasket

API6a R/Rx/Bx/Is Style Ring Joint Gasket. High Pressure & Temperature Resistance: Suitable for high temperature and high pressure applications up to 20,000 psi. PSL Certification Coverage: Covers PSL 1, 2, 3, 3G, 4 and 17D-0056 Subsea Wellhead Equipment. Pressure Energized Design: Style RX and BX gaskets improve seal efficiency as internal pressure increases. Subsea Application Capability. Interchangeable Configurations: Available in oval and octagonal configurations, both types are interchangeable. Precision Machined Metallic Seal: Soft metal flows into flange microstructure for a tight, efficient seal. Pressure Balance Technology: All BX gaskets incorporate a pressure balance hole for equalization.