Quick Couplings, Tube Fittings & Ball Valves

Quick Couplings

Quest offers the industry's most innovative solutions when it comes to hydraulic and pneumatic quick couplings.  We carry the complete Parker line of quick couplings and pneumatic couplers along with complementary brands, so you get all the sizes, materials and end configurations of quick couplings to match your needs. 

Pneumatic quick couplings include push-to-connect, safety exhaust, and manual connect. Our hydraulic quick couplings are available as either straight-through or double shut-off and depend on the valve requirements of your application. 
  • Hydraulic couplings
  • Pneumatic couplings
  • Thermoplastic couplings
  • Flush face couplings
  • No spill couplings
  • Push-button couplings
  • Check valves couplings
  • Diagnostics couplings

Tube Fittings

Tube fittings are available in a variety of materials and forms, including brass, stainless steel pipe, carbon steel, aluminum and thermoplastic. Proper tube selection and installation support is provided through our expert factory-trained technicians and we carry all the sizes your job demands - including metrics.

Quest tube fittings consist of hydraulic, pneumatic and instrumentation options including:
  • Triple-Lok
  • Ferulok
  • Steel pipe fittings
  • Seal-Lok
  • Adapters
  • Metrics

Ball Valves

Ball Valves from Quest come with guaranteed performance satisfaction, including:
  • Brass, stainless or steel ball valves 
  • Low-pressure ball valves
  • Medium-pressure ball valves
  • High-pressure ball valves
  • 3-way valves
  • 4-way valves
  • Instrumentation connections