API 6A VR (valve removal) plug seals utilize large-diameter elastomeric elements with PEEK backups. These seals permit safe removal of gate valves under pressure up to 10,000 psi, reducing downtime during workovers and allowing operators to maintain production while replacing worn components on live wells https://globalsealstech.com/product-category/oil-gas-seals/api-6a-wellhead-equipment-seals/