MKS Instruments, Inc. is a global provider of vacuum, components subsystems and process control solutions that provide improved process performance and productivity. MKS offers a wide variety of fittings and components including tees, crosses, elbows, tubes, flanges, end caps, reducers, and seals in standard sizes and configurations. They are offered in Series 23 ButtWeld, Series 31 ISO-KF, Series 76 ISO-Universal, and Series 88 CF components.

Product Line Highlights

  • Vacuum Fittings
  • Flanges, Bellows, Elbows, Reducers, Tees…
  • Vacuum Centering Rings
  • Vacuum Hoses
  • Vacuum Tubing
  • Vacuum Gauges
  • Vacuum Assemblies

Primary Industries

  • Industrial
  • Life Sciences
  • Semiconductor


Vacuum Measurement




MKS Instruments, Inc.

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