CF Adapters

UHV Flange Components


  • For metric and imperial (inch) tube diameters
  • Original Swagelok® adapter
  • Other flanges sizes and pipe diameters on request
  • Original Swagelok® VCR-Adapter
  • Other flange sizes and VCR adapters on request
  • Other nominal diameters and dimensions on request
  • Other flange sizes and dimensions on request


CF flanges DN 16 to DN 250 are compatible with ISO 3669:2020. For larger nominal sizes different flange dimensions are still in use. Please compare the dimensions or contact your contact person at Pfeiffer Vacuum.

Your local contact
Pfeiffer Vacuum Inc.
24 Trafalgar Square
NH 03063-1988 Nashua

+1 (800) 248-8254
+1 (888) 658-7983
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