API16A Rotating Packing Rubber Seals for Rotating Bop Strictly align with the API-16A requirements.with the equipments of most of the major BOP manufactuers. Product Description Type Bop Rotating Packer Machine Type Oilfield Drilling Equipment Use Well Drilling Certification API ISO Processing Type Casting Environment Working Temperature level PU -29ºC~+121ºC Material Demand NBR; Compliance with the requirement for anticorrosion of API NACE MR-01-75; This product is used for rotary control head (bop): Before use, please adjusting well head, do not use drill pipe with stress groove and the rough wear-proof casing. Dri…