5505H High-Strength Disc Springs

Chesterton 5505H disc springs are precision-engineered, high-strength components designed to maintain uniform gasket pressure in flange assemblies. When stacked in place of conventional washers, they effectively compensate for joint relaxation, thermal expansion, and other dimensional changes, ensuring consistent and reliable sealing performance over extended periods of operation.

Ideal for demanding industrial applications such as high-pressure systems, high-temperature operations, and vibration-prone equipment, these disc springs improve flange reliability, minimize the risk of leaks, and help extend maintenance intervals. Their durable construction allows them to perform consistently in harsh environments, providing long-term support for critical piping, valves, and mechanical assemblies. By maintaining proper gasket compression and accommodating fluctuations in operating conditions, Chesterton 5505H disc springs enhance equipment performance, reduce unplanned downtime, and contribute to safer, more efficient plant operations across a wide range of industrial settings.

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Set of six black rubber or plastic seals or gaskets of varying sizes arranged on a plain light gray background.

Product Features

Shutdown to shutdown reliability
Significantly reduces downtime on critical equipment
Lowers emissions and meets environmental regulations
Reduces leakage and product loss
Reduces housekeeping concerns
Improves plant efficiency and reduces total cost"

Technical Data ↓

  • Use in combination with Chesterton® Camprofile or Steel Trap™ gaskets on process flanges, heat exchangers, vessels, reactors, valve bonnets, housings, sight glasses

  • 32 °F

  • 1100 °F ( 600 °C )

  • Good

  • Chromium steel with black oxide coating

  • 3 year warranty (see flange live loading warranty for conditions)

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