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4″ TTMA Flanged Sight Flow Indicator


Part Number 5201-SFI
Material Aluminum
Seal Baylast™
Flange Size 4″ TTMA
ID 4-3/8″
Width 3-1/4″
Pressure Rating 150 PSI
Fuel Compatability Gasoline and diesel, up to E100 and B100 biofuels


  • Allows for visual identification of fuel grade prior to opening the valve
  • Works with tank truck flanged butterfly valves found on gasoline trucks
  • Larger ID 4-3/8″ flow indicator allows tank truck flanged butterfly valves to connect to either end of the indicator


  • Durable cast aluminum housing
  • Baylast™ O-ring
  • Steel retainer ring
Weight 2 lbs
Dimensions 6 × 6 × 4 in
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