Goulds 2SNFRMB4, Frame Mounted Centrifugal Pump End Only, NPO-F Series, 4.2 Max. Base HP @ 3500 RPM, 1-1/4" NPT, 1-1/2" NPT, 157 GPM Max., 93 ft. Max. Head, 5-1/16" Impeller, Stainless Steel Body
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FEATURES
Goulds NPO Series Close Coupled End Suction Centrifugal Pump
This NPO series end suction, centrifugal pump is designed with exclusive technical benefits to serve the needs of manufacturers in a wide variety of washer applications.
Note: This item is the pump end only (volute) for the Goulds NPO Series close coupled centifugal pumps. Motor must be purchased separately.
Features
- Complete AISI 316L stainless steel liquid handling components and mounting bracket for corrosion resistance, quality appearance and improved strength and ductility
- Open impeller design passes up to 3/8″ solids including food particles, lint, metal filings, and other wash residue
- Stainless steel construction with NPT threaded, centerline connections, easily accessible vent, prime and drain connections with stainless steel plugs. Optional seal face vent/flush available
- Frame mounted simplifies maintenance and installation
- Standard John Crane type 21 mechanical seals with carbon versus ceramic faces and viton elastomers. Optional high temperature and chemical duty seals available
- The NPO can be installed in either a horizontal or vertical position. An optional seal chamber vent is available
- Dish washers
- Bottle and glass washers
- Commercial laundry systems
- Parts washers
- Machine tool coolant
- Water circulation
- Booster service
- Liquid transfer
- Spray system
- Chillers
- Washing/cleaning systems
- Air scrubbers
- Filtration systems
- OEM applications
- General water services
| Brand | Goulds |
| Mfg. Number | 2SNFRMB4 |
| Series | NPO-F Series |
| Model | 2SN |
| Product Type | Centrifugal pump |
| Application | Water circulation/Booster service |
| Max. Base HP @ 3500 RPM | 4.2 HP |
| Design | Frame mounted/End suction |
| Discharge Connection | 1-1/4" NPT |
| Suction Connection | 1-1/2" NPT |
| Maximum Capacity @ 3500 RPM | 157 GPM |
| Maximum TDH @ 3500 RPM | 93 ft. |
| Pump Size | 1-1/4 x 1-1/2 - 6 |
| Impeller Diameter | 5-1/16" |
| Impeller Material | 316L Stainless steel |
| Pump Casing Material | 304 Stainless steel |
| Motor Shaft Material | Stainless steel |
| Shaft Seal | Carbon/Silicon-carbide/Viton |
| Rotation | Clockwise when viewed from motor end |
| Max. Working Pressure | 125 PSI |
| Max. Temperature | 212°F |
Goulds NPO-F series frame mounted end suction centrifugal pumps are designed to serve multiple washer applications, including dishwashers, glass washers, commercial laundry systems and parts washers among others. The pumps feature AISI 316L stainless steel liquid handling components for corrosion resistance and strength. Note: This is the pump end only, motor not included.
Features
- Complete AISI 316L stainless steel liquid handling components and mounting bracket for corrosion resistance, quality appearance and improved strength and ductility
- Open impeller design passes up to 3/8″ solids including food particles, lint, metal filings, and other wash residue
- Stainless steel construction with NPT threaded, centerline connections, easily accessible vent, prime and drain connections with stainless steel plugs. Optional seal face vent/flush available
- Frame mounted simplifies maintenance and installation
- Standard John Crane type 21 mechanical seals with carbon versus ceramic faces and viton elastomers. Optional high temperature and chemical duty seals available
- The NPO can be installed in either a horizontal or vertical position. An optional seal chamber vent is available
- Dish washers
- Bottle and glass washers
- Commercial laundry systems
- Parts washers
- Machine tool coolant
- Water circulation
- Booster service
- Liquid transfer
- Spray system
- Chillers
- Washing/cleaning systems
- Air scrubbers
- Filtration systems
- OEM applications
- General water services
| GOULDS NPO-F SERIES CENTRIFUGAL PUMPS |
Model Comparison Chart
| Model | Discharge (NPT) | Suction (NPT) | Impeller Size | HP (@3500 RPM) | GPM | Max. Head |
| 1SNFRMF4 | 1" | 1-1/4" | 3" | 1/2 | 45 | 27' |
| 1SNFRMA4 | 1" | 1-1/4" | 4-5/16" | 2.4 | 75 | 64' |
| 1SNFRMC4 | 1" | 1-1/4" | 3-3/4" | 1.4 | 63 | 48' |
| 1SNFRME4 | 1" | 1-1/4" | 3-1/4" | 0.8 | 54 | 33' |
| 1SNFRMH4 | 1" | 1-1/4" | 5" | 2.4 | 85 | 83' |
| 1SNFRMB4 | 1" | 1-1/4" | 4" | 1.9 | 72 | 55' |
| 1SNFRMD4 | 1" | 1-1/4" | 3-1/2" | 1 | 60 | 40' |
| 1SNFRMG4 | 1" | 1-1/4" | 5-3/8" | 2.4 | 89 | 89' |
| 2SNFRME4 | 1-1/4" | 1-1/2" | 4-1/16" | 2.2 | 110 | 55' |
| 2SNFRMG4 | 1-1/4" | 1-1/2" | 3-7/16" | 1.4 | 93 | 40' |
| 2SNFRMB4 | 1-1/4" | 1-1/2" | 5-1/16" | 4.2 | 157 | 93' |
| 2SNFRMD4 | 1-1/4" | 1-1/2" | 4-5/16" | 2.8 | 117 | 63' |
| 2SNFRMF4 | 1-1/4" | 1-1/2" | 3-3/4" | 1.9 | 102 | 47' |
| 2SNFRMA4 | 1-1/4" | 1-1/2" | 5-5/16" | 4.5 | 167 | 103' |
| 2SNFRMC4 | 1-1/4" | 1-1/2" | 4-5/8" | 3.3 | 145 | 77' |
| 3SNFRMG4 | 1-1/2" | 2" | 3-3/4" | 1.3 | 160 | 56' |
| 3SNFRMB4 | 1-1/2" | 2" | 5-1/4" | 5-1/4 | 138 | 106' |
| 3SNFRMD4 | 1-1/2" | 2" | 4-5/8" | 2.9 | 208 | 82' |
| 3SNFRMF4 | 1-1/2" | 2" | 4-3/16" | 1.8 | 177 | 68' |
| 3SNFRMA4 | 1-1/2" | 2" | 5-7/16" | 6.6 | 146 | 114' |
| 3SNFRMC4 | 1-1/2" | 2" | 4-15/16" | 3.4 | 223 | 93' |
| 3SNFRME4 | 1-1/2" | 2" | 4-7/16" | 2.4 | 195 | 78' |
| PERFORMANCE COVERAGE |
| DIMENSIONS |
| MATERIALS OF CONSTRUCTION |
| REPAIR PARTS |
| TECHNICAL BROCHURE |
| Goulds NPO-F Series Centrifugal Pump Technical Brochure |
| INSTRUCTION MANUAL |
| Goulds NPO-F Series Centrifugal Pump Instruction Manual |
| REPAIR PARTS |
| Goulds NPO-F Series Centrifugal Pump Repair Parts |
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Call Toll Free: 800-429-0800
*Note: Picture is illustrative and may not reflect the actual product.*
