NSJ Type Piston Seal - Polyurethane U-Cup with O-Ring Energizer
The NSJ is a high-performance, unidirectional piston seal designed for heavy-duty hydraulic cylinders.
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It combines a durable polyurethane (PU) sealing element with a resilient nitrile (NBR) O-ring. The PU body provides excellent wear and extrusion resistance, while the O-ring ensures consistent sealing force and compensates for wear. Ideal for achieving reliable performance in high-pressure applications.
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Polypac is a trusted global supplier of high-performance sealing solutions, providing OEM & ODM services for industries worldwide.
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