Goulds 3656 S Series Centrifugal Pumps Buyers Guide & Review
Goulds’ 3656 S Series close-coupled, end-suction, centrifugal pumps have been designed for a variety of water supply, recirculation, and cooling applications. The motors come in open drip-proof or totally enclosed fan cooled, single or three phase, and in 1750 or 3500 RPM versions. This series features a cast iron or bronze fitted, enclosed impeller available in multiple diameters. These pumps are built with an NPT or ANSI flanged suction and discharge that comes in multiple sizes. These pumps are available in a wide range of power outputs and voltages. The selected options determine the maximum head and flow.
Features
- Back pull-out to reduce maintenance down time
- Standard Type 21 mechanical seal for both reliability and availability
- Carbon/ceramic/BUNA standard, with other faces and elastomers available
- Replaceable wearing components include stainless steel shaft sleeve and casing and hub wear rings to maintain peak efficiency
- Enclosed impeller design, dynamic balancing, and renewable wear rings reduce losses affecting performance and pump life
- Rigid cast iron motor adapter provides support and registered fits maintain positive unit alignment
Applications
- Booster service
- Spraying systems
- Irrigation
- Water circulation
- Liquid transfer
- General purpose pumping
| GOULDS 3656 S SERIES CENTRIFUGAL PUMPS |

Goulds 3656 S Series Centrifugal Pumps
Model Comparison Chart
| Model |
Discharge (NPT) |
HP |
Voltage |
Phase |
RPM |
Impeller Material |
| 3BF2C2A0H |
1-1/2" |
1/2 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2C2B0H |
1-1/2" |
1/2 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2C2C0 |
1-1/2" |
1/2 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2C2D0 |
1-1/2" |
1/2 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2D2B0 |
1-1/2" |
3/4 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2D2A0 |
1-1/2" |
3/4 |
230/460 |
3 |
1725 |
Bronze |
| 3BF2C1B0H |
1-1/2" |
1/2 |
115/230 |
1 |
1725 |
Bronze |
| 3BF2C1A0H |
1-1/2" |
1/2 |
115/230 |
1 |
1725 |
Bronze |
| 3BF2C1C0 |
1-1/2" |
1/2 |
115/230 |
1 |
1725 |
Bronze |
| 3BF2C1D0 |
1-1/2" |
1/2 |
115/230 |
1 |
1725 |
Bronze |
*For a complete listing of models in the Goulds 3656 S series, please visit our 3656 S series product pages.


| MATERIALS OF CONSTRUCTION |



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