The provided list represents standard metric sizes for polyurethane (PU) hydraulic and oil seals (formatted typically as Inner Diameter x Outer Diameter x Height/Thickness in millimeters). These high--strength polymer seals handle heavy wear, high pressure, and dynamic movements in industrial cylinders and machinery. [
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Seal Size Breakdown
- 75-90-12: 75 mm inner diameter, 90 mm outer diameter, 12 mm thickness.
- 70-90-12: 70 mm inner diameter, 90 mm outer diameter, 12 mm thickness.
- 27-50-20: 27 mm inner diameter, 50 mm outer diameter, 20 mm thickness (high-profile/deep groove).
- 85-95-8: 85 mm inner diameter, 95 mm outer diameter, 8 mm thin profile.
- 86-98-10/12: 86 mm inner diameter, 98 mm outer diameter, with a dual or stepped 10 mm to 12 mm thickness configuration.
- 90-102-14: 90 mm inner diameter, 102 mm outer diameter, 14 mm thickness. [1, 2]
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