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ConFlat (CF) Bored & Blank Flanges

Nor-Cal’s offering of CF flanges ranges in sizes from DN16 to DN350 and are manufactured from high wuality 304 stainless steel to provide the best UHV sealing capability.  Blank and bored weld ring flanges are commonly used in custom UHV system designs or standard fittings. 

Double-sided and specialty flange / fitting assemblies offer solutions for more specialized applications.

ConFlat (CF) Bored & Blank Flanges Features

  • Clearance hole or threaded flanges
  • Rotatable and fixed configurations
  • Use with a combinations of standard bolts, silver plated hardware, 12-point head fasteners or nut plates
Nor-Cal Products manufactures and provides a full line of flanges, fittings and adapters for vacuum applications. We offer ISO-KF (NW), ISO-K, ISO-F, CF (Conflat), ASA, Wire Seal and EVAC Chain Clamp style flanges and fittings to fit almost every application.
Custom flanges are available upon request.

We specialize in manufacturing components from 304 or 316 stainless steel with several items available in aluminum as well. Centering rings, gaskets, clamps, bolts and other hardware components are available to complete your project. We maintain a large inventory for prompt deliveries and to meet those unexpected demands.

ConFlat Flanges and Additional Vacuum Components

In addition to our industry-leading CF Bored & Blank Flanges, Nor-Cal offers custom components to complete or extend your existing vacuum system. Popular vacuum components include but are not limited to:

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