Stainless Steel Elbow Fittings

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Vacuum elbow fittings form 90-degree and 45-degree connections between components, allowing the user to change the flow direction in a vacuum system.

Stainless Steel Elbow Fittings Features

  • 304 stainless steel construction
  • Custom configurations possible – just ask us.
  • Different length tangents
  • Mitered and radius shapes

Pfeiffer Vacuum Valves & Engineering is fully stocked and ready to ship on our extensive selection of 304 stainless steel elbow fittings. Our product line offers elbow configurations with flanged end terminations, including ISO-KF (NW), ISO-K, CF (Conflat), and ASA. Elbow fittings can be configured in both a mitered and radius shape, with different length tangents available depending on your specifications. PV V&E's elite team of engineers can customize, design, and test ISO 9001:2015-certified cross fittings based on your specifications.
For more information about PV V&E's catalog of elbow fittings, please request a custom quote or contact us online.

ISO/ASA/CF Elbow Pipe Fittings

With over 60 years of expertise in the vacuum science industry, Pfeiffer Vacuum Valves & Engineering is an established industry leader in vacuum elbow fittings. Our elbow fittings are designed to have a radius equal to the existing pipe system. Elbow fittings are connected by O-ring grooves, bolt holes, and bolt pattern dimensions depending on the installed model.

ISO-KF (NW) Elbow Fittings:

ISO-KF (NW) elbow fittings change the flow direction between two ISO-KF flange faces. These flanges can be installed using wing nut clamps or other ISO-KF-compatible fastener systems.


  • Corrosion-resistant
  • Easy to install
  • Multiple port lengths

ISO-K and ISO-F Elbow Fittings:

ISO-K and ISO-F elbow fittings range in OD from 2-1/2" to 10” and are manufactured in accordance with DIN 28404 and ISO 1609. ISO-K and ISO-F elbow fittings can be easily installed using single or double-claw clamps.


  • 304 stainless steel
  • Custom lengths available

ConFlat (CF) Elbow Fittings:

The CF elbow flanges are ideal for UHV system construction. ConFlat elbow fittings can be installed with the CF bolt and fastener hardware, with or without silver plating.


  • Rotatable design
  • Metal seal option
  • Popular sizes available

ASA Elbow Fittings:

Our ASA elbow fittings are available with both genders or a combination. Quick and easy to install using the appropriate O-ring seals, bolt, and fastener kit from PV V&E.


Elbow Fittings for Industrial Use

Nor-Cal Products, Inc dba Pfeiffer Vacuum Valves & Engineering has remained committed to providing the highest quality vacuum components for OEMs and industrial and research end-users. We have gained a reputation for manufacturing precise cross fittings and vacuum components for various industries, including:
  • Semiconductor industry
  • Research laboratories
  • Energy and aerospace
  • Life and health sciences development

45-Degree and 90-Degree Elbow Fitting Benefits

Our in-house tooling, equipment, and prototyping capabilities allow for faster turnaround time, lower costs and full manufacturing supervision at each stage of our ISO 9001:2015-Certified production process. We leverage our elite CAD software and rigorous testing processes to ensure you receive appropriately toleranced, high-quality elbow fittings. Additional benefits include:
  • Precision machining
  • High-grade material sourcing
  • ASTM-Certified materials
  • Clean room assembly and packaging available
  • Leak detection

Why Choose PV V&E?

Pfeiffer Vacuum Valves & Engineering is dedicated to continually improving our prototyped and manufactured goods through implementing a carefully planned quality management system. Our strong in-house capabilities support the quality of our components and services in a variety of areas, including Logistics, Manufacturing, and Quality Assurance. We strive to meet our primary goal of 100% customer acceptance by manufacturing defect-free parts with on-time delivery, competitive pricing, and the best possible customer service.

Contact Pfeiffer Vacuum Valves & Engineering Today!
Request a custom quote or contact us online and let us find or customize the right elbow fitting for your application!


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