Goulds 3656 M Series Centrifugal Pumps Buyers Guide & Review
Goulds’ 3656 M Series close-coupled, end-suction, centrifugal pumps have been designed for a variety of water supply, recirculation, and cooling applications. This series features a cast iron or bronze fitted, enclosed impeller available in multiple diameters. These pumps are built with an ANSI flanged or NPT suction and discharge that comes in multiple sizes. The motors come in open drip-proof or totally enclosed fan cooled, single or three phase, and in 1750 or 3500 RPM versions. These pumps are available in a wide range of power outputs. 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
- Available in packed stuffing box design with Teflon impregnated packing, split Teflon lantern ring, tapped flush connection and 2 piece investment cast interlocking gland, all standard
- 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
Applications
- Booster service
- Spraying systems
- Irrigation
- Water circulation
- Liquid transfer
- General purpose pumping
| GOULDS 3656 M SERIES CENTRIFUGAL PUMPS |

Goulds 3656 M Series Centrifugal Pumps
Model Comparison Chart
| Model |
Discharge |
HP |
Voltage |
Phase |
RPM |
Impeller Material |
| 16AI2EBJ0 |
3" ANSI Class 125 Flange |
1 |
230/460 |
3 |
1750 |
Cast Iron |
| 16AI2E9J0 |
3" ANSI class 125 flange |
1 |
230/460 |
3 |
1750 |
Cast Iron |
| 16BF2EBJ0 |
3" ANSI class 125 flange |
1 |
230/460 |
3 |
1750 |
Bronze |
| 16AI2FBH0 |
3" ANSI class 125 flange |
1-1/2 |
230/460 |
3 |
1750 |
Cast Iron |
| 7AI2GBF0 |
2-1/2" NPT |
2 |
230/460 |
3 |
1750 |
Cast Iron |
| 16AI2F9H0 |
3" ANSI class 125 flange |
1-1/2 |
230/460 |
3 |
1750 |
Cast Iron |
| 7AI2G9F0 |
2-1/2" NPT |
2 |
230/460 |
3 |
1750 |
Cast Iron |
| 16BF2E9J0 |
3" ANSI class 125 flange |
1 |
230/460 |
3 |
1750 |
Bronze |
| 16AI1LBH0 |
3" ANSI class 125 flange |
10 |
230/460 |
3 |
3500 |
Cast Iron |
| 16BF2FBH0 |
3" ANSI class 125 flange |
1-1/2 |
230/460 |
3 |
1750 |
Bronze |
*For a complete listing of models in the Goulds 3656 M series, please visit our 3656 M series product pages.


| MATERIALS OF CONSTRUCTION |



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