Gorman-Rupp 83B31-B

Size: 3" x 3" (76 mm x 76 mm) NPT - Female.
Casing (Models 83B3-B and 83B52-B): Gray Iron 30.
(Model 83B31-B): Ductile Iron 65-45-12.
Maximum Operating Pressure 117 psi (807 kPa)*.
Semi-Open Type, Four Vane Impeller: Gray Iron 30.
Handles 13/16" (20,6 mm) Diameter Spherical Solids
Impeller Shaft: Carbon Steel 1045/1046.
Replaceable Wear Plate: Carbon Steel 1026.
Pedestal: Gray Iron 30.
Shaft Sleeve: Alloy Steel 4130.
Seal Plate (Models 83B3-B and 83B52-B): Gray Iron 30.
(Model 83B31-B): Ductile Iron 65-45-12.
Flap Valve: Buna-N w/Nylon Reinforcement and Gray Iron 30.
Radial and Thrust Bearings: Open Single Row Ball.
Bearing Lubrication: SAE 30 Non-Detergent Oil.
Suction Flange: Gray Iron 25.
Gaskets: Cork and Vegetable Fiber.
Hardware: Standard Plated Steel.
Discharge Service Tee: Gray Iron 30.
Oil Level Sight Gauge.
Optional Equipment: Consult Factory.
*Consult Factory for Applications Exceeding Maximum
Pressure and/or Temperature Indicated.