Gorman-Rupp 11 1/2A52-B » General Equipment & Supplies, Inc.

Gorman-Rupp 11 1/2A52-B

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Size: 1‐1/2” x 1‐1/2” (38 mm x 38 mm) NPT ‐ Female.
Casing: Gray Iron 30.
Maximum Operating Pressure 63 psi (434 kPa).*
Semi‐Open Type, Two Vane Impeller: Gray Iron 30.
Handles 1” (25,4 mm) Diameter Spherical Solids.
Impeller Shaft: Carbon Steel 1215.
Seal Liner: (11‐1/2A2–B) Copper Alloy C26000.
Shaft Sleeve: (11‐1/2A3‐B, 11‐1/2A20‐B and 11‐1/2A52‐B)
Stainless Steel 304.
Replaceable Wear Plate: Carbon Steel 1026.
Removable Cover Plate: Gray Iron 30. Weight 5 lbs. (2,3 kg).
Pedestal: Gray Iron 30.
Seal Plate: Gray Iron 30.
Flap Valve: Steel, Gray Iron 30 and Buna‐N w/Nylon
Radial and Thrust Bearings: Open Single Row Ball.
Bearing Lubrication: Grease.
Flange: Gray Iron 30.
Gaskets: Cork w/Nitrile Binder and Vegetable Fiber.
Hardware: Standard Plated Steel.
Optional Equipment: Strainer.
Consult Factory for Additional Options.
*Consult Factory for Applications Exceeding
Maximum Pressure and/or Temperature Indicated.


Suction 1.5" (38 mm)
Discharge 1.5" (38 mm)
Solids Handling 1" (25 mm)
Material Cast Iron
Impeller Material Cast Iron
Seal Material Silicon Carbide
Flange ASA
Drive Type Basic