Description
Product Overview
The Bell & Gossett 172752LF is a commercial-grade, end-suction centrifugal pump from the legendary Series 60 line, delivering reliable performance for mid-sized commercial and institutional hydronic systems. This complete 616T model comes equipped with a robust 1 HP motor, making it an ideal plug-and-play solution for hot water, chilled water, and condenser water circulation in office buildings, schools, and multi-unit residential properties.
🖼️ IMAGE: [bell-gossett-172752lf-pump-installed.jpg]
Alt-text: Bell & Gossett 172752LF Series 60 pump installed in commercial mechanical room with flanged connections and pressure gauges.
Engineered for durability, this pump features a heavy-duty cast iron casing, a corrosion-resistant bronze impeller, and a long-life mechanical seal. The “LF” designation indicates a Long Frame base, providing enhanced stability and vibration damping for quiet operation. As a close-coupled unit, it arrives as a fully assembled package with motor included, ensuring quick installation and immediate operation right out of the crate.
For mechanical contractors and facility managers who value the proven reliability of the Series 60 platform, the 172752LF offers a perfect balance of performance, serviceability, and commercial-grade construction for continuous duty applications.
📚 Technical Resources & Guides
Technical Specifications
| Specification Category | Detail |
|---|---|
| Manufacturer Part Number | 172752LF |
| Series | Bell & Gossett Series 60 |
| Model Frame | 616T |
| Motor HP | 1 HP |
| Motor Speed | 1750 RPM |
| Voltage/Phase | 208-230/460V, 3-Phase (Confirm specific requirements) |
| Connection Size | 2″ x 1-1/2″ |
| Connection Type | Flanged (Standard 125# FLG) |
| Maximum Working Pressure | 175 PSI / 12.1 Bar |
| Maximum Temperature | 250°F / 121°C |
| Construction – Casing | Cast Iron |
| Construction – Impeller | Bronze |
| Construction – Shaft | Steel, Stainless Steel Sleeve |
| Seal Type | Mechanical Seal |
| Frame | Long Frame (LF) |
| Rotation | Clockwise (Viewed from motor end) |
| Assembly | Close-Coupled |
🖼️ IMAGE: [series-60-pump-dimension-diagram.png]
Alt-text: Technical dimension diagram of Bell & Gossett Series 60 pump showing flange sizes, mounting dimensions, and overall measurements.
What’s Included
| Included | Not Included / Required Separately |
|---|---|
| ✓ Complete Close-Coupled Pump & Motor Assembly | ✗ Circuit Breaker or Starter |
| ✓ Flanged Suction & Discharge Connections | ✗ Isolation Valves |
| ✓ Mechanical Seal | ✗ Flexible Connectors |
| ✓ Baseplate | ✗ Electrical Disconnect |
| ✓ 1 HP Motor | �or System Components |
🛠️ Recommended for a Complete Installation
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Isolation: Bell & Gossett 2″ Flanged Isolation Valves
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Control: Square D 1HP Motor Starter
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Monitoring: Compound Pressure Gauge Set
Comparison Table: Series 60 vs. Alternative Pumps
| Feature | Bell & Gossett Series 60 616T | Residential Circulator | Light Commercial Pump |
|---|---|---|---|
| Construction | Commercial Grade (Cast Iron/Bronze) | Light-Duty Materials | Mixed Materials |
| Pressure Rating | 175 PSI (High Pressure) | 125 PSI | 150 PSI |
| Service Life | 20+ Years (Typical) | 5-10 Years | 10-15 Years |
| Parts Availability | Excellent (Industry Standard) | Limited | Good |
| Motor Quality | NEMA Standard Industrial | Light-Duty | Commercial Duty |
| Warranty | Commercial Grade Coverage | Limited Residential | Commercial |
Frequently Asked Questions (FAQs)
Q1: What are the primary applications for this 1 HP Series 60 pump?
A: The 172752LF is ideal for:
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Medium-sized commercial building HVAC systems
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School and university heating/cooling systems
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Apartment building hydronic systems
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Primary/secondary pumping applications
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Boiler and chiller plant circulation
Q2: What is the advantage of the close-coupled design?
A: Close-coupled pumps offer:
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Compact footprint saves space
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No alignment required between pump and motor
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Pre-assembled for quick installation
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Reduced maintenance complexity
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Cost-effective for standard applications
🖼️ IMAGE: [series-60-pump-maintenance-access.jpg]
Alt-text: Technician performing maintenance on Bell & Gossett Series 60 pump showing easy access to mechanical seal and impeller.
Q3: Is this pump suitable for both open and closed-loop systems?
A: Yes, the Series 60 is designed for both applications. For open systems (cooling towers, etc.), always install a suction strainer to protect the pump from debris that could damage the impeller and mechanical seal.
Q4: What maintenance does this pump require?
A: Regular maintenance includes:
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Annual inspection of mechanical seal
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Bearing lubrication (if applicable)
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Vibration and noise monitoring
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Electrical connection inspection
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Performance verification against original specs
Q5: How do I select the right pump for my system requirements?
A: Proper selection requires:
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Calculating system flow rate (GPM)
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Determining total dynamic head (feet)
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Consulting pump performance curves
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Considering fluid temperature and characteristics
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Accounting for future system expansion
Internal Link: Learn proper selection in our guide How to Read Pump Curves.
Pros and Cons
| Pros | Cons |
|---|---|
| Complete Package: Motor included and assembled | 3-Phase Power Required: Not for single-phase applications |
| Commercial Durability: Cast iron and bronze construction | Professional Installation: Requires mechanical expertise |
| Proven Reliability: Industry-standard Series 60 platform | Higher Initial Cost: More than residential-grade pumps |
| Easy Installation: Close-coupled, pre-assembled design | Limited Flexibility: Motor not easily changed |
| Long Service Life: 20+ years typical in commercial service | Weight: Heavy construction requires proper support |
🖼️ IMAGE: [series-60-pump-parts-breakdown.jpg]
Alt-text: Exploded view of Bell & Gossett Series 60 pump showing all component parts with callouts for maintenance and replacement.
Conclusion & Ideal Use Case
The Bell & Gossett 172752LF 616T Series 60 pump represents the gold standard for mid-sized commercial hydronic applications where reliability, serviceability, and long-term performance are essential.
This pump is perfectly suited for:
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Medium Commercial Office Buildings
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School and University HVAC Systems
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Multi-Family Residential Buildings
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Hospitality and Retail Properties
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Replacement for Existing Series 60 Pumps
If your project demands commercial-grade quality with the convenience of a complete, ready-to-install package, the Bell & Gossett Series 60 pump delivers proven performance that mechanical professionals have trusted for generations.
🔗 Official Technical Resource
For performance curves, installation manuals, and warranty information, visit the Bell & Gossett eProduct Catalog for the most accurate and up-to-date technical data.
