150# Spiral Wound Gaskets – ASME B16.20

150# Spiral Wound Gaskets – ASME B16.20


Spiral Wound gaskets utilizes an external ring where the ID is grooved to insert a sealing element. The external ring or centering ring is designed to properly guide the gasket on a bolted flange accurately centering gasket. The Centering also provides additional radial strength to prevent gasket blowout and acts as a compression limiter.


304ss Winding Flexible Graphite Filler
Carbon Steel Outer Guide Ring

Working Temperature:
-320F / -195C +950F / +510C
ASME B 16.20 standard


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