Spring Lock Washer Flowmeter

Saniquip spring lock washer flowmeters are of robust stainless steel construction and quality German manufacture. They are used for providing flow rate indication in process lines. The flowmeter is fitted with a specially calibrated stainless steel spring attached to the spring lock washer. The spring lock washer moves in proportion to the liquid flow and a reading is taken from the attached scale.


  • Simple, compact design in stainless steel
  • Conical metering tube in borosilicate glass (Duran 50)
  • Replaceable plastic scale
  • Easy removal of the metering tube due to o-ring sealing
  • Suitable for CIP cleaning and sterilization
  • Accuracy: +/- 3%
  • Calibrated by means of MID
  • Test pressure 10 bar


  • Can be installed in either horizontal or vertical lines
  • Higher flow ranges than equivalent variable area flowmeters
  • Can be delivered in an execution suitable for higher temperatures
Get a quote