100 GPM General Fluid Transfer Pump – Tri-Rotor Model 120A

  • Tri-Rotor Solid Head Pump Model 120A
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Tri-Rotor Pump model 120A, which shares common components with model 80B and model 100C, is in the second to largest family of Tri-Rotor solid head pumps that provide constant flow rates.  This pump is perfect for simple fluid transfer such as loading and unloading drums, totes, tanks, and trailers.  The pump serves a wide range of industrial markets and applications.  Examples of the 120A model’s diverse applications include pumping plastisol, glue, fish soluble, wallpaper paste, and roofing tar.

The pump is designed with top suction and side discharge flanged ports and is available in both clockwise (CW) and counterclockwise (CCW) rotations for pump installation flexibility.  Materials of construction for the 120A model include Iron Fitted, All Iron, Bronze Fitted, or All Bronze configurations.  Two drain plugs, located on the shaft housing, are provided with every pump.

Specifications of Tri-Rotor Pump Model 120A:
  • Flow rate:  19 to 102 GPM
  • Viscosity range:  410 to 650,000 cPs (2,000 to 3,000,000 SSU)
  • Inlet and Discharge Port size:  4” Flanged Top Suction and 3” Flanged Side Discharge Ports
  • Operating temperature range:  -40 °F to 650 °F
  • Maximum operating pressure:  125 PSI
  • Pump displacement per revolution:  0.148 gal/rev
  • Pump speed range:  150 to 610 RPM
  • Solids passage available:  0.037 in.
Do you know your system parameters and would like us to quote the best pump model?  Please fill out the Pump Systems & Analysis Sheet.
Configure Your 120A Solid Head Pump
Part Number:
120A
Quantity:
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As with all Tri-Rotor pump models, the 120A is available with a Steam Jacketed option for fluids requiring to be heated or cooled in order to be pumped.  Tri-Rotor also offers an interesting option for its’ 120A solid head design: a Reduced Stroke Pump Head.  With this option, the pump can be designed to target a specific flow rate at a percentage of full flow.
 
Other Options for Pump Model 120A:
  • Other Materials of Construction options:
    • Shaft:  Steel (std.), Stainless Steel, or Hardened Stainless Steel
    • Piston:  Iron (std.), Bronze, or Steel
    • Body Gasket options:
      • Standard  {to 250 °F (121 °C)}
      • Heat Resistant  {to 650 °F (345 °C)}
  • Shaft length:  “M” (15-1/4”) (std.) or “MO”, “BD” (15-1/4”)
  • Shaft seal and lubrication:
    • Packing options (grease fitting provided):
      • Teflon Impregnated Packing (std.)  {to 550 °F (288 °C)}
      • FDA Food Grade (PTFE) Packing  {to 500 °F (260 °C)}
      • Heat Packing  {to 650 °F (345 °C)}
      • Zero-Leak #3 (Beaded) Packing  {-40 °F to 500 °F (-40 °C to 260 °C)}
      • Zero-Leak #30 (Non-Beaded) Packing  {-40 °F to 500 °F (-40 °C to 260 °C)}
    • Mechanical seal options (oil cup provided):
      • Type 1 Mechanical Seal – Viton  {-40 °F to 300 °F (-40 °C to 150 °C)}
      • Type 1 Mechanical Seal – Buna  {10 °F to 180 °F (-10 °C to 80 °C)}
  • Shuttle design:  Block (std.) or Formed
  • Relieved Rotor Group (for higher viscosities: >10,000 SSU/2,150 cPs)
  • Sanitary Preparation of pump internal components for food applications
  • Grease feeder available for shaft lubrication on pumps with packing
  • Exterior Protection:  Orange Paint (std.), Black Paint, White Lacquer, or 316SS Epoxy Coating
The bare weight of the pump is approximately 120 lbs.  The estimated shipping weight is 153 lbs.
 
Besides offering just a bare pump only for the Model 120A, Tri-Rotor offers a complete mounted pump system, including motor drive assembly and mounting.  Replacement parts for all Series 120 pumps can be found here.