With its industry sources and buying power, CSI has been providing new ‘surplus’ and high quality used or refurbished components to budget savvy customers for over 12 years.  Our inventory is from the leading manufacturers in the industry: Swagelok, Parker, BAR, Hamlet, APTech, Veriflo, Tescom, George Fisher, Asahi, Valex, Cardinal, Wika, Pall, Mykrolis, Entegris and many others.

Contact us today for pricing and availability on your requirements for any of the following:

Pressure Control:

  • Pressure Regulators
  • Diaphragm Valves
  • Mass Flow Controllers

Pressure Measurement:

  • Pressure Gauges
  • Transducers
  • Flow Meters

Pressure Conditioning:

  • Gas Filtration
  • Gas Purification
  • Liquid Filtration


Pressure Containment:

  • Electropolished Tubing
  • Coax Tubing
  • EVAC Tubing
  • Teflon Tubing


  • Faceseal Fittings
  • Micro Weld Fittings
  • Compression Fittings
  • Weld Fittings
  • KF & NW Fittings


Chemical Products:

  • PVDF Pipe Valves & Fittings
  • PolyPro Pipe Valves & Fittings
  • Teflon Tubing

Clean Room Air Filtration:

  • HEPA Filters
  • Gas Phase Filters
  • High Efficiency 85 – 95% Filters


Buy High Purity Components Here.