8000BS Series Bellows Stem Seal
Does not ship to United States
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.Features
- 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.