Gorman-Rupp 81 1/2D3-B

Double tap to zoom



Size: 1 1/2" x 1 1/2" (38 mm x 38 mm) NPT - Female.
Casing: Gray Iron 30.
Maximum Operating Pressure 47 psi (324 kPa).*
Semi-Open Type, Five Vane Impeller:
(81 1/2D3-B) Copper Alloy C93700.
(81 1/2D52-B) Gray Iron 30.
Handles 9/32" (7,1 mm) Diameter Spherical Solids.
Impeller Shaft: Carbon Steel 1215.
Replaceable Vane Plate: Gray Iron 30.
Intermediate: Gray Iron 30.
Bearing Housing: Gray Iron 30.
Radial and Thrust Bearings: Sealed Single Row Ball.
Bearing Lubrication: Self-Lubricated.
Hardware: Standard Plated Steel.
Gaskets: Vegetable Fiber.
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 0.28" (7 mm)
Material Cast Iron
Impeller Material Copper Alloy
Seal Material Carbon/Ni-Resist
Flange ASA
Drive Type Basic