Semiconductor Industry| Mechanical Pump Seals| Medical Devices Seals

Markets Served

Southwest Seal and Supply serves a number of high-tech industries providing a broad range of quality seals and accessories as well as custom solutions.

The industries that we serve include but are not limited to:

we serve include but are not limited to:


  • Perfluoro and high performance seals designed for use in aggressive environments.
  • Custom shapes available in many materials.


  • Perfluoro and high performance seals designed for use in aggressive environments
  • Custom shapes available in many materials


  • Flange and spiral wound gaskets for use in the movement of chemical throughout the planet
  • Perfluoroelastomers used in mechanical seal, high temperature environments and aggressive chemistry


  • Precision cut and molded seals made from FDA and USP Class VI for use in flow control and specimen vials
  • Class 1000 clean manufacturing for in-body and out of body medical devices


  • Bell Jar gaskets, NW and ISO centering rings, seamless spliced o-rings for large vacuum chambers
  • Low out-gassing Viton® sheets and cord. Cleaned and packaged products


  • Thermoplastic molded shapes designed for general industrial applications
  • Inserted elastomeric shapes for machine vibration control


  • Manway Gaskets, Lid Seals O-rings, Sanitary Gaskets and Tubing for bottling, tanks and filling
  • Various profiles, materials and sizes are available, all FDA


  • Low closure force picture frame gaskets for use in telecommunication cabinets
  • Conductive and non-conductive materials for waveguide gasketing applications


  • Conductive elastomers for shielding aircraft electronics
  • U-Cups and Quad Seals used in hydraulic applications (landing gear/wing flaps)

Oil and Gas

  • PTFE seals for high temperature, high pressure applications such as well heads or sub-sea tree
  • Integral Seals for flange unions in oil exploration equipment


  • Composite seals of dual material (FKM and HNBR) for use in water manifold base sealing applications on diesel engines
  • Rubber covers for constant velocity (CV) joints front-wheel drive assembly of new cars.


  • Heavy Equipment – hoses, couplings, fittings and tubing
  • Material Handling – hoses, couplings, fittings and tubing
  • Waste Management – hoses, couplings, fittings & tubing
  • Trailers – hoses, couplings, fittings & tubing


  • Hoses, couplings, fittings, and tubing
  • Above ground & below ground products/applications