Specializing in standard, custom, and modified Glass to Metal seals.

ISO Kwik-Flange Hardware

Larson Electronic Glass offers hardware for ISO Kwik-Flange and vacuum fittings. Our inventory includes: stainless steel centering ring assemblies, hinged clamps, and replacement Viton® o-rings. Available sizes: NW16 thru NW50


  • SS/Viton® Centering ring assemblies
  • Aluminum Hinged Clamp
  • Replacement Viton® o-rings

Request a quote on Kwik-Flange accessories you need, or contact Larson Electronic Glass for more information.

Larson Electronic Glass offers "Kwik-Flange" hardware available for flanges from NW16 to NW50

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NW16 Centering Ring Assembly  NW16 Centering Ring Assembly  912301 

NW16 Viton O-ring  NW16 Viton O-ring  912401 

NW16 Hinged Clamp  NW16 Hinged Clamp  912501 

NW25 Centering Ring Assembly  NW25 Centering Ring Assembly  912302 

NW25 Viton O-ring  NW25 Viton O-ring  912402 

NW25 Hinged Clamp  NW25 Hinged Clamp  912502 

NW40 Centering Ring Assembly  NW40 Centering Ring Assembly  912304 

NW40 Viton O-ring  NW40 Viton O-ring  912404 

NW40 Hinged Clamp  NW40 Hinged Clamp  912504 

NW50 Centering Ring Assembly  NW50 Centering Ring Assembly  912305 

NW50 Viton O-ring  NW50 Viton O-ring  912405 

NW50 Hinged Clamp  NW50 Hinged Clamp  912505 

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