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  • Double Metal Bellows Cartridge Seal with Graphite Gaskets Conforming to API 682.


  • High temperature & high pressure capability.
  • Designed according to API type C, Category 2 or 3, arrangement 2 or 3, configuration 2CW-CW or 3CW-FB.
  • Cartridge Design for quick and easy installation.

Operating Range

  • Pressure Max: 290psi (20 Bar)
  • Temperature Max: 750F (400C)
  • Speed Max: 5000 fpm (25 m/s)


  • Hot Hydrocarbons.
  • Oil Refining
  • Petrochemical
  • Operates with API Flush plan 52, 53 or 54.

Standard Materials

  • Metal Parts: 316SS or Hastelloy C
  • Seal Faces: Antimony Impregnated Carbon Graphite, Silicon Carbide, Resin
  • Impregnated Carbon graphite.
  • Secondary Seals: Flexible Graphite
  • Springs: Hastelloy C

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