Metra-Clear Oval Gear Positive Displacement Flow Meters

Metra-Clear Oval Gear Flow Meter

These compact rugged acrylic topped Metra-Clear oval gear flowmeters are designed to give high performance with a low cost of ownership. The meters cover flow ranges from 0.01 to 100L/min on 30cSk oil and 0.1 to 100L/min on water-like liquids. For OEMs, alternatives are available, including manifold mountings. The standard models have 316 Stainless Steel, Aluminium (except MC1 and MC2) or PEEK bodies with Viton™ ‘O’ ring seals. For general specifications for these flowmeters, refer to the corresponding oval gear data sheet, i.e. MC1 – OG1; MC2 – OG2, etc.

Download the Metra-Clear Datasheet

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The Metra Clear Oval Gear Flow Meter is Ideal For:

  • Engine test
  • Critical oil flow
  • High viscosity liquids
  • OEM equipment
  • Hazardous areas
  • Batching


  • Rugged construction
  • High visibility
  • Individual calibration
  • High viscosity capability
  • Low pressure drop
  • No flow conditioning required
  • Compact meter assembly
  • Hall or reed switch sensor
  • Accuracy
    • ±0.5% reading
    • 0.1% repeatability
  • IP65/NEMA 4 protection
  • Non-metallic option
  • 10 bar pressure rating
  • 60°C maximum temperature
  • 5 flow ranges

Technical Data & Downloads

Technical Specifications

ModelMax Flow
'K' Factor
Accuracy -
Accuracy -
30 cSt Oil
MC11.02050± 1.0% FSD± 0.75% FSD
MC24.01100± 1.0% FSD± 0.5% FSD
MC310400± 0.5% FSD± 0.5% FSD
MC450100± 0.5% FSD± 0.5% FSD
MC510070± 1.0% Reading± 0.5% Reading


Product Data Sheet – Specification & Order Codes

Product Instruction Manual

Technical Drawings – STP File


Trouble-free Installation and Commissioning of Your Flow Meter

Prior to installing the flow meter, read the Instruction Manual and refer to the following Installation Checklist to prevent avoidable failures due to mis-wiring etc.

For technical issues, refer to our Troubleshooting section or email

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