Skip Content


3 to 30 gpm Variable Area Mechanical Flowmeter

  • Item # 4NMX7
  • My Part #
  • Mfr. Model # H761A-030
  • Catalog Page # 2738
  • UNSPSC # 41112501
Flowmeter,GPM/LPM  3.0 - 30 / 10-115 close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $345.00 / each
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Get Free Standard Shipping
  • Shipping Weight 2.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Aluminum Oil Flowmeters
• Max. pressure: 3500 psi Max. temp.: 240°F Accuracy: ±2%, except where noted Specific gravity: 0.876 Viton® seals
Have a direct-reading 360° rotatable scale and guard. Install in any position without sacrificing accuracy.

View More

Technical Specs

  • Item Mechanical Flowmeter
  • Flowmeter Product Group Mechanical Flowmeter
  • For Pipe Size 1"
  • Connection Size 1"
  • Connection Type FNPT
  • Fluid Temp. Range -20 Degrees to 240 Degrees F
  • Wetted Materials Aluminum
  • Max. Pressure 3500 psi
  • Flow Range 3 to 30 gpm
  • Max. Viscosity 500 SSU
  • Flow Material Petroleum Fluids
  • Length 7-3/16"
  • Width 2-1/2"
  • Height 2-7/8"
  • Housing Material Aluminum
  • Chamber Material Aluminum
  • Seal Material Viton
  • Accuracy (%) +/-2% Full Scale
  • Pressure Drop - 100% Flow (PSI) 16.50 psi
  • Pressure Drop - 50% Flow (PSI) 7.00 psi
  • Specific Gravity 0.876
How can we improve our Technical Specifications?

Compliance and Restrictions

Alternate Search Terms

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.