Double offset butterfly valve (high performance)
2 - 20", 150 psi | 30/31 series
Bray International
disassembly and reduced disc to stem failure.
These seals
prevent line media from coming in contact with the stem or
body. Primary Seal is achieved by an interference fit of the
molded seat flat with the disc hub. Secondary Seal is created
because the stem diameter is greater than the diameter of
the seat stem hole.
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