Gorman-Rupp 04B3-B » General Equipment & Supplies, Inc.

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Size: 4” x 4” (102 mm x 102 mm) NPT - Female.
Casing: Gray Iron 30.
Maximum Operating Pressure 260 psi (1793 kPa).*
Enclosed Type, Five Vane Impeller: Copper Alloy C83600.
Handles 1/2” (12,7 mm) Diameter Spherical Solids.
Impeller Shaft: Alloy Steel 4150.
Replaceable Wear Rings: Gray Iron 30.
Removable Cleanout Cover: Gray Iron 30.
Weight 3 lbs. (1,4 kg.).
Pedestal: Gray Iron 30.
Pedestal Foot: Gray Iron 30.
Seal Plate: Gray Iron 30.
Shaft Sleeve: Alloy Steel 4130.
Radial Bearing: Open Single Row Ball.
Thrust Bearing: Open Double Row Ball.
Bearing Lubrication: SAE 30 Non‐Detergent Oil.
Flanges: Gray Iron 30.
Gaskets: Cork w/Nitrile Binder NC710 and Vegetable Fiber.
Hardware: Standard Plated Steel.
Oil Level Sight Gauge.
Optional Equipment: All Iron Construction.
*Consult Factory for Applications Exceeding Maximum
Pressure and/or Temperature Indicated.


Suction 4" (102 mm)
Discharge 4" (102 mm)
Solids Handling 0.5" (13 mm)
Solids Handling Cast Iron
Impeller Material Copper Alloy
Seal Material Carbon/Ni-Resist
Flange ASA
Drive Type Basic