GREYFIN Lubricators & Oilers :: Smarownice i Olejarki – ADAMS LubeTech Limited, TRICO Corp., OILRITE Corp., INTERLUBE Systems Limited, PREDICT

Window Flow Sights With Restricted Orifices dispense liquid at a fixed flow rate. The glass sight allows viewing of the liquid. These flow sights provide a simple tamperproof method of furnishing the desired amount of lubrication without the use of control valves. The sights can be used as a component in lubricating systems and in a multitude of applications involving fluid transfer.

Window Flow Sights for Full Flow are primarily used in low pressure oil lines. The air-tight glass sight allows visual observation of the liquid flow, clarity, and condition. There are no restrictions on the inside of the sight, resulting in the full flow of liquid, equal to the respective pipe size. The unit can be installed in any position (horizontally, vertically, or at an angle).

Window Flow Sights for Full Flow are plated steel and have an air-tight glass sight that allows visual observation of liquid flow, clarity, and condition. A nylon ball indicator shows the direction of fluid movement. The unit can be installed in any position (horizontally, vertically, or at an angle).

Full Vision Flow Sights are used in oil lines to allow visual observation of the flow and clarity of oil. The large size of the flow sight permits maximum visibility of the oil, even from a distance. They are often used at elevated heights to tell at a glance whether oil is circulating. The valves are tamperproof and dispense liquid at a specific flow rate.

  • Window Flow Sights can be supplied with a seal adapted to customer requirement is resistant to high pressure
  • Window Flow Sights may have metric thread
  • Window Flow Sights can have a ball the oil level
  • Window Flow Sights allow visual inspection of the oil flow


  • Metric thread: 1/8″, 1/4″, 3/8″, 1/2″, 3/4″
  • Inlet/Outlet: female
  • Max pressure: 8,5 bar
  • Material: Platet Steel or Stainless Steel
  • Temperature max operating: 110 oC
  • Sight Material: Acrylic or Glass
  • We also make Window Flow Sights on individual orders more than 1000 pcs.

For further assistance please contact us under: +48 660 843 220, or write to:

We guarantee short delivery terms. We are happy to prepare a quote for a specific request. We invite you to contact us, see our detailed offer and placing orders.

GREYFIN - Adam Szarafiński, ul. Plac Teatralny 10 lok. 3, 41-800 Zabrze, Polska / Poland

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