Series 1531
End suction, close-coupled, foot-mounted pump available in 1-1/4” through 6” sizes. Motor size 3/4 to 50 HP at 1750 RPM, 2 to 60 HP at 3500 RPM. Available in bronze-fitted, all-iron and all-bronze construction with flows to 2300 GPM, heads to 400 feet. Close-coupled, space-saving economy plus rugged construction make the Series 1531 an ideal selection for a variety of horizontal and vertical mount applications. Available with the B&G standard self-flushing Carbon/Ceramic mechanical seal in 175# working pressure design.
APPLICATIONS:
Hydronic heating and cooling systems, general service, cooling towers and industrial uses.
Features and Benefits
- Back pullout design allows ease of maintenance.
- Self-flushing mechanical seals.
- Aluminum bronze shaft sleeve.
- Enclosed, balanced impeller for quiet, vibration free performance.
- Heavy duty cast iron volute construction for 175 PSI working pressure.
- Jacking bolts provide ease of volute disassembly.
- Gauge tappings.
- Hydrostatic testing of each pump is standard.
Brochures
Installation/Operation Manuals
- Base Mounted Centrifugal Pumps (P81545B)
- Series 1531 (P81567F)
- Instructions for Replacing the Packing on 1510, 1531 & Series 80-PF Type Pumps (P81747C)
- Double Flush Mechanical Seal Option (P82561C)
- Series 80, 1510 and 1531 Pumps Packing to Single Mechanical Seal (P85504D)
Parts Lists
Performance Curves
Submittals
- 1531 1 1/4 AC (B 335F)
- 1531 1 1/2 AC (B 335.1F)
- 1531 2 AC (B 335.2G)
- 1531 2 1/2 AB (B 335.3F)
- 1531 3 AC (B 335.4F)
- 1531 1 1/4 BC (B 335.6F)
- 1531 1 1/2 BC (B 335.7F)
- 1531 2 BC (B 335.8D)
- 1531 2 1/2 BB (B 335.9F)
- 1531 3 BC (B 336F)
- 1531 4 BC (B 336.1F)
- 1531 5 A (B 336.4D)
- 1531 4 AC (B 336.5E)
- 1531 5 BC (B 336.6D)
- 1531 6 BC (B 336.7D)
- 1531 6 E (B 336.8E)
- 1531 4 E (B 336.9D)
- 1531 5 E (B 337D)
- 1531 3 E (B 337.1D)
- 1531 2 E (B 337.2D)
- 1531 2G (B 338A)
- 1531 3G (B 338.1A)
- 1531 4GB (B 338.2A)
- 1531 5G (B 338.3A)
- 1531 6G (B 338.4A)
- 1531 8G (B 338.5A)
General Selection Tools:
- ESP-PLUS for B&G Centrifugal Pumps, Booster Pumps, Pump Accessories, and Air Separator
- ESP-PARTS for replacement parts selection
- CAD Drawings for 2D and 3D dimensional drawings in many formats
Heat Exchanger Product Selection
Steam + Water Pressure Reducing Values
- Steam-2000 Pressure and Temperature Regulator
- Steam-1140 Temperature Regulator
- Water-1140 Temperature Regulator
- Steam-Traps
Sizing Tools:
Report Bugs/Request Enhancements
Please email the following address to report issues and request enhancements: ebusiness.support@xyleminc.com
Consult your local Bell & Gossett Representative for additional assistance.
Bell & Gossett is a leading manufacturer of pumps, valves, heat exchangers, and accessories for plumbing, wastewater, and HVAC—including steam and heat transfer—applications. To build and operate an efficient water system, you need both the right products and experts who know the application. Here, you can access Bell & Gossett’s trusted network of partners who have the experience you need to get the job done right.