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ASA Bored & Blank Flanges

ASA male and female flanges are the foundation for a robust, simple rough or high vacuum seal compatible with standard 150 ANSI flanges.

Nor-Cal’s ASA flanges are made from high grade 304 stainless steel and available for standard tube sizes from 2 to 12 inches.
Larger sizes are available upon request. 
 

ASA Bored & Blank Flanges Features

  • Blank flanges or bored weld rings
  • Flat (male) and O-ring grooved (female)
 

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.

Custom ASA Bored & Blank Flanges

Our elite team of designers and engineers is dedicated to producing the highest quality, ISO 9001:2015-Certified ASA Bored & Blank Flanges to meet your application requirements. We start with select grade 304 stainless steel to produce the highest-grade, corrosion resistant ASA Flanges available. Our CNC machining and CNC tube bending capabilities allow us to form close tolerances and manufacture custom components to your exact specifications. We can manufacture ASA Bored & Blank Flanges to meet low to high-volume orders and form fulfill Ultra-Clean (UCV) components. Our manufacturing capabilities also include electropolishing and cleanroom assembly and packaging services. Our additional strong in-house capabilities support the quality of our components and services in a variety of areas, including Engineering, Logistics, and Quality Assurance.

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