VALVE INSERT DISCHARGE BLUE KA-77B (SKU KA-77B), molded from API 7K-certified polyurethane with vulcanization process (hardness 75±5 Shore A), pressure-resistant up to 7500 PSI oil & corrosion-resistant, fits FMC Bean M12 mud pumps, compatible with ceramic liners for enhanced abrasion resistance, blue marking for quick identification.
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