Our Ralston Quick-test ™ Adapter Search Tool makes it easy to find the exact process adapter, pressure gauge adapter, calibrator adapter, tee, or union to work with all standard connections in the field. Choose from a wide selection of standard pressure connections and sizes to find all compatible Quick-test adapters and fittings.

Find Adapters & Fittings

  • Connection Styles (NPT, BSPP, BSPT, Tube Stub, etc.)
  • Connection Sizes (⅛", ¼" and metric where applicable)
  • Gauge Adapter Fitting Size
  • Construction and Seal Materials (Brass, Stainless Steel, Buna-N, Viton)
  • Bulkhead Panel Mounting Compatibility
  • Optional Cap & Chains for Process Connections
  • Unions and Tees

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