A polished rod sealing box is a critical component in oil pumping systems, providing dynamic sealing for polished rods to prevent leaks and contamination. Made of durable steel with replaceable packing, it ensures smooth operation in harsh wellhead conditions.
BAR DIAMETER:1 1/4 IN.
DIAMETER AND CONNECTION TYPE: 3 IN LP.
MATERIAL: CARBON STEEL.
MANUFACTURING STANDARD: API 11B-01/1998. -