Bell & Gossett 90-20T Series 90 Centrifugal Pump 10HP
The heavy-duty Bell & Gossett 179031LF centrifugal pump spins its massive 10 HP three-phase motor at 3500 RPM to feed high-pressure process cooling.
- 10 HP motor drives master plants
- 3500 RPM speed maintains system head
- 6.5 inch bronze impeller maintains velocity
- 2 inch flange connects standard lines
Description
Run master plant circulation with Bell & Gossett 90-20T Series 90 centrifugal pump for high-pressure process cooling and large HVAC systems. Its 10 HP, 3,500 RPM three-phase motor operates at 208–230 or 460 volts, while the 2-inch A case uses a 6-1/2-inch bronze impeller. The official Series 90 submittal identifies a 213JM motor frame and four-bolt flange arrangement. Confirm the nameplate, curve, and piping before installation.
The 90-20T is a high-speed, close-coupled Series 90 centrifugal pump with a 2-inch suction and discharge arrangement. Official dimensional data lists a 14-inch maximum motor-related dimension, 27-3/8-inch maximum height, and 4-bolt connection arrangement for the 10 HP model. The supplied product data does not state flow, head, seal, weight, or working pressure, so verify the complete duty point and equipment envelope before ordering.
Key Features & Benefits
- 10 HP Motor: Supports master plant circulation and high-pressure process cooling.
- 3,500 RPM Speed: Provides the listed high-speed reference for equipment selection.
- Three-Phase Service: Accepts 208–230 or 460-volt power after field verification.
- 2-Inch A Case: Identifies the supplied suction and discharge size.
- 6-1/2-Inch Bronze Impeller: Provides the stated hydraulic component for replacement review.
- NEMA 213JM Frame: Helps verify motor-interface compatibility for the 10 HP configuration.
- Four-Bolt Flange Arrangement: Requires direct comparison with existing piping connections.
Why Choose Bell & Gossett 90-20T
The 90-20T is intended for large industrial circulation where a 10 HP three-phase motor, high-speed operation, and 2-inch Series 90 connection are part of the design.
- Build: The bronze impeller, close-coupled body, and 213JM frame define the supplied assembly.
- Value: Verifying the frame and flange pattern before shutdown can prevent costly installation delays.
- Audience: Fits process-cooling contractors, central-plant engineers, industrial HVAC teams, and facility operators.
Applications & Use Cases
Use this pump in master plant circulation and high-pressure process-cooling systems that match the verified curve. Check the 2-inch suction and discharge, four-bolt flange pattern, motor clearance, pipe supports, lifting path, and phase rotation. Flow, head, weight, pressure, and seal details require confirmation before purchase.
Warranty & Support
- Warranty Terms: A model-specific warranty period for this legacy Series 90 configuration requires confirmation from the authorized seller.
- Service Requirements: Confirm warranty exclusions, service authorization, and claim procedures before purchase.
- Model Verification: Match Bell & Gossett 90-20T, SKU 179031LF, motor frame, flange pattern, and nameplate data.
Verify voltage and phase rotation, align the piping, inspect the impeller and seal area, purge air, and complete a controlled startup. Select the pump from the actual system curve. Purchase the Bell & Gossett 90-20T Series 90 centrifugal pump at Mulmotor.com for genuine equipment, applicable warranty coverage, and pump support.
Bell & Gossett 179031LF Series 90 Model 90-20T (10 HP) Specs
| Technical Parameter | Official Specification |
|---|---|
| Brand & Model | Series 90 Max-Power (90-20T) |
| SKU / Part Number | 179031LF |
| Horsepower (HP) | 10 HP |
| Electrical Phase | Three-Phase (3-PH) |
| Voltage Configuration | 208–230 / 460 V |
| Pump Size | 2" A (2" Flanged) |
| Impeller Diameter | 6-1/2" (Bronze) |
| Motor RPM | 3500 RPM (High Speed) |
| Application Information | Master Plant Circulation; High-Pressure Process Cooling |












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