(Was Model 145)

Standard Features:

  • 3 Self-Cleaning agitating Green & White Balls for clear liquids or flow without turbulence
  • Panel mountable

Flow Ranges

Size (FNPT)Operating Range (GPM)Weight (lbs.)
1/4"0.4 - 5.01.2
3/8"1.5 - 7.51.1
1/2"2.5 - 10.01.2
3/4"4.0 - 15.01.2
1"5.0 - 24.01.4

Connection Sizes:

  • 1/4″ to 1″ NPT (Female)

Standard Ratings:

  • 150 PSIG @ 120°F

Standard Wetted Materials:

  • Body: Brass
  • Gaskets: Buna-N
  • Balls: Acrylic Balls
  • Lens and Liner: Polycarbonate

Standard Non-Wetted Materials:

  • Lens Retaining Ring: Steel: Steel

Application Notes:

  • Steam Service: Not acceptable
  • Potable Water: This Brass indicator is not acceptable for potable water
  • Vacuum Service: Not acceptable
  • Gaseous Service: Not acceptable
  • Position: Best position is vertical flow up
  • Corrosion: Before ordering, verify all wetted parts of the sight flow indicators are compatible with the service media(s) in conjunction with the temperatures and pressures of the application(s), and future applications. John C. Ernst LLC. does not make chemical compatibility recommendations. Compatibility is the responsibility of the user.

Replacement Parts:

  • Please contact our sales department

Alternate Equipment:

Model Number Matrix
Model Number Matrix