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KF(QF) 304L Stainless Steel Half Nipples (Inch Tube)

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:

  • 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; contact us with your specific requirements
Online Custom Nipple Builder
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Contact Us
To contact someone directly, please click here, or call +1 412 387 9200 to get in contact with your dedicated sales team.
Note:
  • These flanges are identical to the ISO NW flange standard. While these flanges are compatible with those made by European manufacturers, the tube diameter listed is in inches.

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Ordering Table

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Flange Selection Guide
With a variety of flanges to choose from, the Flange Selection Guide is designed to help you find one to meet your vacuum requirements. Shop Now!
Can't find the flange you need or want a custom configuration? Please call us at +1 412 387 9200 or email international@lesker.com with your inquiry.

Accessories Table

Description For Per Package
VacuCADSM
Part Number Price In Stock Add Item
Description For Per Package
VacuCADSM
Part Number Price In Stock Add Item
Cast Clamps (SS) KF10, KF16 Flanges 1
(please log in)
QF16-075-CS
$46.25 In Stock
Cast Clamps (SS) KF10, KF16 Flanges 1
N/A
QF16-075-CS
$46.25 In Stock
Cast Clamps (SS) KF10, KF16 Flanges 1
N/A
QF16-075-CS
$46.25 In Stock
Cast Clamps (SS) KF25 Flanges 1
(please log in)
QF25-100-CS
$57.30 In Stock
Cast Clamps (SS) KF25 Flanges 1
N/A
QF25-100-CS
$57.30 In Stock
Cast Clamps (SS) KF25 Flanges 1
N/A
QF25-100-CS
$57.30 In Stock
Cast Clamps (SS) KF40 Flanges 1
(please log in)
QF40-150-CS
$67.35 In Stock
Cast Clamps (SS) KF40 Flanges 1
N/A
QF40-150-CS
$67.35 In Stock
Cast Clamps (SS) KF40 Flanges 1
N/A
QF40-150-CS
$67.35 In Stock
Cast Clamps (SS) KF50 Flanges 1
(please log in)
QF50-200-CS
$79.40 In Stock
Cast Clamps (SS) KF50 Flanges 1
N/A
QF50-200-CS
$79.40 In Stock
Cast Clamps (SS) KF50 Flanges 1
N/A
QF50-200-CS
$79.40 In Stock
Cast Clamps (Aluminum) KF10, KF16 Flanges 1
(please log in)
QF16-075-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF10, KF16 Flanges 1
N/A
QF16-075-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF10, KF16 Flanges 1
N/A
QF16-075-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF25 Flanges 1
(please log in)
QF25-100-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF25 Flanges 1
N/A
QF25-100-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF25 Flanges 1
N/A
QF25-100-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF40 Flanges 1
(please log in)
QF40-150-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF40 Flanges 1
N/A
QF40-150-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF40 Flanges 1
N/A
QF40-150-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF50 Flanges 1
(please log in)
QF50-200-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF50 Flanges 1
N/A
QF50-200-C
P.O.R. In Stock
Cast Clamps (Aluminum) KF50 Flanges 1
N/A
QF50-200-C
P.O.R. In Stock
Lever Clamps (Aluminum) KF10, KF16 Flanges 1
N/A
QF16-075-CHA
$33.20 In Stock
Lever Clamps (Aluminum) KF10, KF16 Flanges 1
N/A
QF16-075-CHA
$33.20 In Stock
Lever Clamps (Aluminum) KF10, KF16 Flanges 1
N/A
QF16-075-CHA
$33.20 In Stock
Lever Clamps (Aluminum) KF25 Flanges 1
N/A
QF25-100-CHA
$46.35 In Stock
Lever Clamps (Aluminum) KF25 Flanges 1
N/A
QF25-100-CHA
$46.35 In Stock
Lever Clamps (Aluminum) KF25 Flanges 1
N/A
QF25-100-CHA
$46.35 In Stock
Lever Clamps (Aluminum) KF40 Flanges 1
N/A
QF40-150-CHA
$54.72 In Stock
Lever Clamps (Aluminum) KF40 Flanges 1
N/A
QF40-150-CHA
$54.72 In Stock
Lever Clamps (Aluminum) KF40 Flanges 1
N/A
QF40-150-CHA
$54.72 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF10 Flanges 1
(please log in)
QF10-050-SRV
$6.45 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF10 Flanges 1
N/A
QF10-050-SRV
$6.45 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF10 Flanges 1
N/A
QF10-050-SRV
$6.45 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF16 Flanges 1
(please log in)
QF16-075-SRV
$6.75 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF16 Flanges 1
N/A
QF16-075-SRV
$6.75 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF16 Flanges 1
N/A
QF16-075-SRV
$6.75 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF25 Flanges 1
(please log in)
QF25-100-SRV
$8.55 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF25 Flanges 1
N/A
QF25-100-SRV
$8.55 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF25 Flanges 1
N/A
QF25-100-SRV
$8.55 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF40 Flanges 1
(please log in)
QF40-150-SRV
$13.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF40 Flanges 1
N/A
QF40-150-SRV
$13.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF40 Flanges 1
N/A
QF40-150-SRV
$13.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF50 Flanges 1
(please log in)
QF50-200-SRV
$15.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF50 Flanges 1
N/A
QF50-200-SRV
$15.10 In Stock
Centering Ring (SS with Fluorocarbon O-Ring) KF50 Flanges 1
N/A
QF50-200-SRV
$15.10 In Stock
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Contact Us - KF(QF) 304L Stainless Steel Half Nipples (Inch Tube)