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Gauges, Thermometers & Accessories • Accessories

BTW Thermowell - Brass Thermowell

BTW Thermowell
Catalog Spec Sheet Spec Sheet for BTW Thermowell
Drawings for Figure BTW — Brass Thermowell for 9" Industrial Thermometers
PDF drawing DWG drawing -- AutoCAD required to open
Drawings for Figure BTW Thermowell — Brass Thermowell
RFA drawing  *Autodesk's Revit or comparable software required to open RFA files

Always verify that you have the most recent product specifications
or other documentation prior to the installation of these products.

Designed for use with all 9" (228mm) industrial thermometers to create a "sealed system". Thermowells provide insertion of various temperature instruments while protecting them from damage due to process media pressure, abrasion, velocity, or corrosion. In addition, thermowells allow for removal of temperature instruments for repair, replacement, or calibration without the need to shut down or drain the process.


  • Brass Construction
  • Accepts 3.5" (90mm) Stem
  • 7/16" Bore Diameter Taper
  • Stepped Standard Form
  • 3/4" MNPT Process Connection
  • 1-1/4"-18 UNEF Instrument Connection
  • CAN/CGSB 14.4-M88 Compliant

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