PG 74 Pump Seal Support Systems | John Crane

PG 74

Gas Panels

A PG 74 (API Plan 74) system provides a clean, dry, regulated supply of pressurized barrier gas (usually nitrogen) to dual pressurized, non-contacting seals.



  • California Residents: PROPOSITION 65 WARNING
  • Designed in accordance with API 682 4th Edition"
  • Ensures a clean, dry and regulated supply of barrier gas to a gas-lubricated dual seal
  • Allows reliable operation of a non-contacting, gas-lubricated seal to achieve high-reliability, zero-emission sealing of volatile or hazardous fluids

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