Self-Aligning Stationary Seal (SAS)

Adaptable Sealing for Misaligned or Worn Equipment

The Chesterton Self-Aligning Stationary Seal (SAS) is engineered to deliver reliable sealing performance in equipment where shaft misalignment, vibration, or worn components are a challenge. Its floating, self-aligning stationary face adapts to changing shaft conditions, making it ideal for older or difficult-to-maintain equipment.

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Product Features

✔ Self-aligning stationary face seal
✔ Designed for use with Chesterton rotating faces
✔ Reduces time of install and increases reliability

5 key seal design features

✔ Balanced Design
✔ Non-Fretting
✔ Monolithic Seal Faces
✔ Stationary Design
✔ Protected Springs

  • 16 mm to 200 mm (0.75 inch to 8 inch)

Technical Data ↓

  • 711 mm (28") Hg Vacuum to 40 bar g (600 psig)

  • -55 to 300 °C (-67 to 570 °F)

  • 20 m/s ( 4000 fpm )

Operating Conditions ↓

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