491 DIN Rotary Internal Single Seal (Global)
- General Purpose, Single Component Seal
This high-performance, single rotary seal is capable of addressing a wide variety of applications.
The Chesterton 491 can be run against many different stationary seal rings for maximum flexibility in many applications. The non-fretting design will not destroy the shaft sleeve or any metal parts. The 491 has a balanced O-Ring design with anti-clog features, springs out of the fluid, dynamic O-Ring moves on a clean surface.
Product Features
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This high-performance, single rotary seal is capable of addressing a wide variety of applications.The Chesterton 491 can be run against many different stationary seal rings for maximum flexibility in many applications. The non-fretting design will not destroy the shaft sleeve or any metal parts. The 491 has a balanced O-Ring design with anti-clog features, springs out of the fluid, dynamic O-Ring moves on a clean surface.
Technical Data
| Size Range | 16 mm to 110 mm (0.625 inch to 4.375 inch ) |
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Materials
Operating Conditions
| Pressure Limit Vacuum | 711 mm Hg Vacuum ( 28 in Hg vacuum ) |
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| Pressure Limit Rotating | 150 PSIg ( 10 BARg ) |
| Speed Max | 20 m/s ( 4000 fpm ) |
| Temperature Max | 570 °F ( 300 °C ) |
| Temperature Min | -67 °F ( -55 °C ) |
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Resources
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