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Features

Size: 4" x 3" (102 mm x 76 mm) Flanged.
Casing: (RD3A31-BAR) Ductile Iron 65-45-12.
(RD3A32-BAR) Cast Steel 70-36.
Maximum Operating Pressure 127 psi (876 kPa).*
Enclosed Type, Five Vane Impeller: Aluminum 356-T6.
Handles 3/8" (9,5 mm) Diameter Spherical Solids.
Impeller Shaft: Steel 1045.
Rotor: Copper Alloy C93400.
Bearing Housing: Ductile Iron 65-45-12.
Bearing Housing Lubrication: Grease.
Body Cover: (RD3A31-BAR) Ductile Iron 65-45-12.
(RD3A32-BAR) Cast Steel 70-36.
Center/Spacer Plate: (RD3A31-BAR) Ductile Iron 65-45-12.
(RD3A32-BAR) Cast Steel 70-36.
Radial Bearing: Permanently Sealed Single Row Ball Type.
Thrust Bearing: Permanently Sealed Single Row Ball Type.
Gaskets: Vegetable Fiber, PTFE and Cork.
Priming: Rotary Vane Type Priming Pump.
Air Release Valve : Cast Iron/Stainless Steel.
Optional Equipment: Cast Steel 70-36 Threaded Suction and Discharge
Companion Flange Kit, Copper Alloy C93400 Impeller, Group Grind with
Cast Iron Rotor (RD3A31-BAR Only); Stainless Steel 416 Impeller Shaft,
Buna-N Seal, PTFE Seal with Fluorocarbon O-Ring, PTFE Seal with
Buna-N O-Ring, Oil Filled Bearing Housing Assembly. Extreme Duty Air
Release Valve (GRP33-08).
*Consult Factory for Applications Exceeding Maximum Pressure and/or
Temperature Indicated.

Specifications

Suction 4" (102 mm)
Discharge 3" (76 mm)
Solids Handling 0.38" (10 mm)
Material Ductile Iron
Impeller Material Aluminum
Seal Material Carbon/Ni-Resist
Flange ASA
Drive Type Basic

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