KF (QF) Straight Reducer Nipples (304L SS)

We fabricate these KF (QF) nipples (spools) for HV systems from tubing and KF flanges. The KF (QF) flange is used for through- or foreline vacuum plumbing and for simple HV chamber ports.

KF Nipples Feature:

  • Available in 304L stainless steel, brass (half nipples only), or aluminum 6061-T6
  • Half nipples feature one KF flange
  • Full nipples feature two KF flanges
  • Conical and straight reducer nipples adapt two different flange sizes
  • Common lengths and tube diameters listed
Flange Size Dim A Dim B Weight
kg
KF16/KF25 16 43.2 0.22
KF16/KF40 16 43.2 0.22
KF16/KF50 16 43.2 0.34
KF25/KF40 22.4 43.2 0.22
KF25/KF50 22.4 43.2 0.34
KF40/KF50 35.1 43.2 0.34
KF10/KF50 10.9 43.2 0.34
KF10/KF40 10.9 43.2 0.22
KF10/KF25 10.9 43.2 0.22

 

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