Supplier product
Shenyang Zhongye Seal Manufacturing Factory
This named combination seal is included in the piston-seal catalogue.
Shenyang Zhongye Seal Manufacturing Factory lists SPGO Piston Combination Seal in its published catalogue. This named combination seal is included in the piston-seal catalogue. Use the SPGO designation with a groove drawing and describe the pressure direction, working fluid and movement duty. Request the actual ring arrangement and material selection before confirming installation in an existing hydraulic cylinder.
Shenyang Zhongye Seal Manufacturing Factory · Shenyang, Liaoning
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Source reviewed: 2026-11-10. This directory summary organises the supplier’s published product information.
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The published description pairs a filled-PTFE sealing ring with an O-ring for a double-acting piston.
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This product is presented for double-acting reciprocating piston sealing in heavy-duty hydraulic cylinders.
View product →The supplier describes a stepped piston-seal profile for reciprocating hydraulic equipment.
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The OK design combines a split sealing ring made from a composite thermoplastic with a rectangular rubber energiser.
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The SPG construction uses a filled-PTFE ring and rectangular rubber element.
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The supplier combines a filled-PTFE sealing ring and O-ring in this double-acting piston-seal design.
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