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Our pressure‑responsive packing set with a record of success stretching back over 50 years.
The packing set comprises an endless U-ring firmly supported by a header ring. The lips of the U-ring are slightly flared to provide an interference fit for initial sealing. When system pressure is applied, the sealing force is increased significantly by reaction within the tongue-shaped cavity of the U-ring.
Under slight axial compression, the header ring also spreads the U-ring lips slightly to improve low pressure sealing efficiency.
Downloading this datasheet provides the following product information:
For details of our full range of products for hydraulic sealing applications, download our Hydraulic Sealing Guide.
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