Weems & Plath Orion Barometer

Item Number: 400700

This classic brass barometer is housed in a solid, forged brass case that is hand polished and flawlessly lacquered.

Slightly smaller in size than many barometers, the Orion is perfect for bulkheads with less space available for mounting.


  • Includes instructions and mounting hardware
  • Fully adjustable, temperature compensated aneroid movement with inch and millibar scales
  • Calibrated for altitudes to 3,500' above sea level


  • Dial Diameter: 3 1/4" (83 mm)
  • Base Diameter: 4 3/4" (121 mm)
  • Depth: 2 5/8" (67 mm)
  • Weight: 1 lb 7 oz (652 g)
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