891 Rotary Inside Single Seal
- High-Performance, Single Component Seal
Chesterton's 891 is a balanced, high-performance component single seal. The 891 can be run against many different stationary seal rings for maximum flexibility in many applications. It is a non-fretting design that will not damage the shaft sleeve or any metal parts within the seal.
Product Features
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- Monolithic seal faces
- Balanced
- High-pressure capable
- Non-clog, isolated springs
- Dynamic O-Ring is positioned on a replaceable component surface
- Minimized wearing components
- Easy to repair with kits
Technical Data
| Size Range | 16 mm to 200 mm (0.75 inch to 8 inch) |
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Materials
Operating Conditions
| Pressure | 711mm (28") Hg Vacuum to 40 BARg (600 PSIg) |
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| Temperature | -55 to 300 °C (-67 to 570 °F ) |
| Speed | 20 m/s ( 4000 fpm ) |
Let's talk
For inquires about products, sales, or to request a quote, please contact our Sales Office.