Gorman-Rupp 04A20-B

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Features

Size: 4” x 4” (102 mm x 102 mm) NPT - Female
Casing: Gray Iron 30.
Maximum Operating Pressure 235 psi (1623 kPa).*
Enclosed Type, Five Vane Impeller:
(04A3‐B): Copper Alloy C83600.
(04A20‐B): Gray Iron 30.
Handles 9/16” (14,3 mm) Diameter Spherical Solids.
Impeller Shaft: Carbon Steel Grade 1045.
Shaft Sleeve: (04A3‐B) Alloy Steel 4130.
Replaceable Wear Rings: Gray Iron 30.
Removable Cleanout Cover: Gray Iron 30.
Weight 2 lbs. (0,9 kg.).
Pedestal: Gray Iron 30.
Seal Plate: Gray Iron 30.
Radial Bearing: Open Single Row Ball.
Thrust Bearing: Open Double Row Ball.
Bearing Lubrication: SAE 30 Non‐Detergent Oil.
Flanges: Ductile Iron 60‐40‐18.
O‐Rings: Buna‐N.
Gaskets: Resistant Synthetic Rubber and Cork.
Hardware: Standard Plated Steel.
Oil Level Sight Gauge.
Optional Equipment: Strainer.
*Consult Factory for Applications Exceeding
Maximum Pressure and/or Temperature Indicated

Specifications

Suction 4" (102 mm)
Discharge 4" (102 mm)
Solids Handling 0.56" (14 mm)
Solids Handling Cast Iron
Impeller Material Cast Iron
Seal Material Carbon/Ni-Resist
Flange ASA
Drive Type Basic

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