Skip Content

Flowmeter,Mechanical,3/4 In,4 to 20 GPM close
close x

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.
Megaphone How can we improve our Product Images?


Flowmeter, Mechanical, 3/4 In, 4 to 20 GPM

Price $261.25 / each

Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Confirm ZIP Code to determine availability.


Invalid Zip Code


Ship to: (Change)


Invalid Zip Code

  • Item # 13K550
  • Mfr. Model # FM-200-G6N
  • UNSPSC # 41112501
  • Catalog Page # N/A
  • Shipping Weight 3.3 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

Technical Specs

  • Item Flowmeter
  • Type Mechanical
  • GPM Max. 20
  • Max. Pressure (PSI) 50
  • Connection Size (In.) 3/4 MNPT
  • Max. Temp. (F) 125
  • Length (In.) 5-13/16
  • Width (In.) 5-1/4
  • Height (In.) 4-1/2
  • Housing Material Aluminum
  • Fitting Aluminum
  • Chamber Material PBT Polyestester
  • Seal Material Nitrile
  • Shaft Material Stainless Steel
  • Flow Range @ GPM of Water 4 to 20
  • Flow Range 4 to 20 gpm
  • Accuracy (%) +/- 2
  • Display Mechancial Register
  • Resetable Cumulative Totalizer 999.9 Gallons in 1/10 Gallon Increments
  • Master Totalizer 9,999.9 gal.
  • Flow Material Gasoline (Alcohol Blends up to E15), Diesel Fuel (Biodiesel Blends B20) and Kerosene
  • Flow Range (GPM) 4 to 20
  • Flow Range (LPM) 15 to 75
  • Max. Viscosity Diesel Fuel
  • Pressure Drop - 100% Flow (PSI) 10
  • Pressure Drop - 50% Flow (PSI) 5
  • Temp. 125
  • Thread NPT
  • Application Mechancial Nutating Disc Flow Meter for Gasoline (Alcohol Blends E15), Diesel Fuel (Biodiesel Blends B20) and Kerosene
  • Agency Compliance UL Listed
  • Manufacturers Warranty Length 2 Years
  • For Pipe Size 3/4"
Megaphone 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.