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Yarway Series 4300N/4600N Liquid Level Gauge
Series 4300N/4600N Liquid Level Gauge
Armored transparent flat glass liquid level gauges suitable for steam service on boiler drum, feedwater heater and other vessel level indication applications


  • Suitable for indoor or outdoor installation.
  • For use with low maintenance stuffing box gauge valves (nipple connected models).
  • Through bolt design allows easy servicing.
  • Cover enclosed glass resists breakage.
  • Thermally induced linear expansion absorbed within the stuffing box on nipple connected models or by the expansion loop on flange connected models.
  • Live loaded cover bolting to withstand cyclic service.
  • Mica shield protection to prevent gauge glass erosion.
  • Tempered borosilicate glass for high strength and thermal shock resistance.
  • Series 4600 and 4800 meet ASME Section I.
  • PED 97/23/EC conformance available.