your best partner for vacuum

Glass Tube Connection

INFICON ISO-KF fittings are manufactured according to ISO 2861/1, DIN 28403 and Pneurop 6606. Our quality fittings are the standard components for all vacuum and high vacuum applications. The high quality INFICON components are designed and tested for leak rates less than 1 x 10E-9 mbar l/s.


  • Competitively priced
  • World wide logistics
  • Design and measures follow strictly international respected standards
  • Surface finish, welds, material specifications and cleanliness meet or exceed high vacuum specifications
  • 2011/65/EU RoHS compliant


Part Number

Ordering Information Art.No.
Glass tube connection, Al, FPM DN10KF-10 211-351
Glass tube connection, Al, FPM DN40KF-26 211-353




Type DN 10 ISO-KF DN 40 ISO-KF
Dimension A 50 mm 65 mm
Dimension B 8 mm 22 mm
Dimension C 10 mm 26 mm
Dimension D 30 mm 45 mm
Flange Aluminum 6082 Aluminum 6082
Sealing FPM FPM
Tube Glas Pyrex Glas Pyrex