Neptune Type 4 Size 3″ Flowmeters

Neptune 3″ compact flowmeters are superb instruments for metering large volumes of petroleum products when head loss must be kept to a minimum. The Type 4 meter with a strainer is excellent for metering products from large tank trucks. The 350 GPM Type 40 is ideal for bulk metering in storage facilities. Applications for the 3″ Type 4 Petroleum meter include: rapid unloading from large bulk tankers, tank truck filling at bulk tanker loading terminals, and product movements between storage tanks where custody transfer measurements are required.

Standard meter comes with:

  • Air release valve
  • Strainer
  • 2″ Type 1 Auto Stop Valve (Type 4 Meter)
  • 3″ Auto Stop Valve (Type 40 Meter)

Type 4 Size 3″ Features

  • Compact design
  • Basket type strainer can be removed from the top and cleaned quickly and easily without spilling product.


Tech Sheet
Parts List