8000BS Series- Bellows Stem Seals

The 8000 Series the bellow stem seals eliminates fugitive emissions by surrounding the valve with a pressure-tight barrier, isolating the stem from the process fluid and preventing leakage to the atmosphere. For an extra measure of protection, the bellows stem seal option provides a back-up seal of Teflon, braided or Graphite/Grafoil packing.

Minimum Data Requirements to Size Valve

  • Full compliance with the most stringent requirements of the Clean Air Act
  • Secondary packing chamber with a bellows leak monitoring port for additional security
  • Two-piece stem allows stem adjustment without breaking the bellows bonnet extension seal
  • Barstock, not cast, construction to avoid potential porosity issues

Data Sheet
8000BS Series Data Sheet

Installation & Maintenance Sheet
8000 Series Installation & Maintenance Manual

CV VS Lift Chart

Condensed Catalog
Product Guide
Product Guide – A4

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