Equivalent to John Crane Type 21
The Type 21, a general purpose seal, has become the industry standard with OEM designers.
- For centrifugal, hydraulic, rotary and turbine pumps, compressors, chillers, and other rotary shaft equipment.
- For use in wastewater and water systems industries, including waste treatment, potable water, HVAC, and similar applications.
- Automatic adjustment compensates for abnormal shaft end play, run out, primary ring wear, and equipment tolerances
Temperatures | -40to +205 Celsius degree -40F to +400F depending on materials used |
Pressures | To 10 bar g/150 psig |
Speeds | To 13 m/s /2500 fpm depending on configuration and shaft size | |||||
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