Up-to-Air Valve with CF Flange, Center Mount

CF up-to-air valves allow for the venting or backfilling of your chamber for increased system regulation and safety. Center mounted up-to-air valves are available welded onto CF133 and CF 275 flanges.


  • High vacuum rating of 1×10-8 Torr
  • Temperature range from -60°C to 315°C
  • Manual valve actuation
  • 1/4″ bellows sealed valve


Optional connections for valve port (VCR®, Swagelok®) standard is 1/4 inch tube end.

*Dimensions are in inches unless otherwise specified

Part IDReference NumberDescription Flanged Port 3D CADDrawingUnit PriceIn StockQty, Add To Cart
Part ID9100105Reference NumberCF133-025-UTAV-3.00Description Up-to-Air Valve with a CF133 Flange portFlanged Port CF1333D CADLoginDrawingLoginUnit Price$370.00Contact
Part ID9100106Reference NumberCF275-025-UTAV-3.19Description Up-to-Air Valve with a CF275 Flange portFlanged Port CF2753D CADLoginDrawingLoginUnit Price$395.00Contact