The Pump,centrifugal, cataloged under National Stock Number 4320-01-046-6586, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-046-6586 |
| Primary Part Number | SL6253 PUMP END |
| Item Name | Pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | ROUND FLANGE |
| Drive Connection Type | FLEXIBLE COUPLED |
| Centrifugal Pump Impeller Quantity | 1 |
| Centrifugal Pump Impeller Suction Type | DOUBLE |
| Operating Speed at Rated Capacity | 1775.0 REVOLUTIONS PER MINUTE |
| Stage Quantity | 1 |
| Discharge Pressure | 45.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS |
| Maximum Discharge Flow Rate | 500.0 GALLONS PER MINUTE |
| Discharge Connection Type | ROUND FLANGE |
| Intake Connection Quantity | 1 |
| Media for Which Designed | WATER, SALT |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| Mounting Type | BASE |
| Centrifugal Pump Design | RADIAL FLOW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SL6253 PUMP END PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| SL6253 PUMP END | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-046-6586 is a Pump,centrifugal, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-046-6586 has 1 manufacturer part number on file: SL6253 PUMP END (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for SL6253 PUMP END: Discharge Connection Quantity: 1; Intake Connection Type: ROUND FLANGE; Drive Connection Type: FLEXIBLE COUPLED; Centrifugal Pump Impeller Quantity: 1. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.