Please select your country or region to be
directed to the appropriate Lesker site.

Representative Image

KF (QF) HV Centering Rings (Aluminum)

These centering rings are used for mating KF flanges and include both the centering ring and o-ring. The KF (QF) flange is used for through- or foreline vacuum plumbing and for simple HV chamber ports.

KF Centering Rings Feature:

  • Rings available in stainless steel, brass, or aluminum
  • Stainless steel and aluminum centering rings available with either fluorocarbon or Buna-N o-rings
  • Brass centering rings available with Buna-N o-rings only
Contact Us
Contact Us
To contact someone directly, please click here, or call +1 412 387 9200 to get in contact with your dedicated sales team.

Ordering Table

(Click column headers to sort data)

Got VacuCADSM?
VacuCAD is a free library containing thousands of 2D CAD drawings (in DXF format) and 3D Models (in STP format) for many of our standard vacuum components and chambers. Please Log in
Contact Us - KF (QF) HV Centering Rings (Aluminum)