{"product_id":"polyurethane-95a-durometer-hydraulic-u-seal","title":"Polyurethane 95A Durometer Hydraulic U-Seal","description":"\u003ch2\u003ePolyurethane 95A Durometer Hydraulic U-Seal\u003c\/h2\u003e\u003cp\u003eEngineered for demanding hydraulic applications, this Polyurethane U-Seal delivers exceptional sealing performance where standard elastomers fall short. At 95A Shore durometer, it strikes the ideal balance between flexibility and load-bearing rigidity — resisting extrusion under high-pressure cycling while maintaining a reliable dynamic seal on piston and rod surfaces.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Durometer (95A):\u003c\/strong\u003e Superior extrusion resistance in high-pressure hydraulic systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyurethane Construction:\u003c\/strong\u003e Outstanding abrasion resistance and mechanical strength compared to Buna-N or PTFE alternatives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU-Cup Profile:\u003c\/strong\u003e Self-energizing lip design provides positive sealing with minimal breakout friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Performs reliably from -40°F to +200°F (-40°C to +93°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e Compatible with petroleum-based hydraulic fluids, mineral oils, and water-glycol fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Compression Set:\u003c\/strong\u003e Maintains sealing force over extended service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHydraulic cylinders (piston and rod sealing)\u003c\/li\u003e\n\u003cli\u003eLinear actuators\u003c\/li\u003e\n\u003cli\u003eHeavy equipment and mobile hydraulics\u003c\/li\u003e\n\u003cli\u003eIndustrial presses and injection molding equipment\u003c\/li\u003e\n\u003cli\u003eAgricultural and construction machinery\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMaterial Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Polyurethane (PU)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 95 Shore A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\/Brown (standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e U-Cup \/ U-Seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSelect the correct bore\/rod diameter and groove dimensions to ensure proper fit and sealing performance. Contact us for custom sizes or high-volume 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