American-Marsh 460 Series OSG Process End Suction Pump
5500 GPM max flow, low flow process model available.

Overview
Features
- Standard OSG Model:
- Max Head: 700ft
- Max Flow: 5500 GPM
- Discharge Size: 1 to 8in
- LF OSG Model:
- Max Head: 925ft
- Max Flow: 220 GPM
- Discharge Size: 1 to 1.5in
- Back pull-out design
- Open radial vane, adjustable impellers
- Concentric circular, heavy walled casing
- Heavy duty shaft and oil lubricated bearings
- Labyrinth oil seals
- Base mounted, flex-coupled
- Multiple stuffing box configurations
- Multiple sealing options
- Multiple materials of construction options
Description
The American-Marsh 460 Series OSG Process End Suction Pump is designed for demanding industrial applications. Engineered for reliability, serviceability, and flexibility, the 460 Series OSG incorporates design features and options to meet a variety of process requirements. The back pull-out construction allows for easy removal of the rotating assembly without disturbing the pump casing, piping, or motor alignment, minimizing downtime and simplifying maintenance. A robust shaft design paired with oil-lubricated bearings provides high load capacity, reduced vibration, and extended bearing life, ensuring reliable performance in continuous-duty applications. Labyrinth oil seals protect the bearing housing from contaminants and oil leakage, improving bearing life and reducing maintenance requirements.
Applications:
- Process
- Petrochemical
- Pulp and Paper
- Steel Mills
- Municipal
- Mining
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