The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-170-0909, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Carver Pump Company. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-170-0909 |
| Primary Part Number | 998-6041-A-004 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | THREE |
| Intake Connection Type | ROUND FLANGE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Prime Mover Power Rating | 7.5 HORSEPOWER |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 440.0 |
| Cooling Method | BLOWER COOLED |
| Prime Mover Quantity | 1 |
| Operating Speed at Rated Capacity | 3575.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Prime Mover Cooling Medium | AIR |
| Stage Quantity | 1 |
| Discharge Pressure | 0.0 LOW VOLATILE ORGANIC COMPOUND - SOLVENTS - SOLVENTS |
| Maximum Discharge Flow Rate | 65.0 GALLONS PER MINUTE |
| Discharge Connection Type | ROUND FLANGE |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Mounting Type | BASE |
| Centrifugal Pump Design | MIXED FLOW |
| Total Head | 157.000 FEET FT |
| Current Rating in Amps | 7.34 |
| 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 |
|---|---|
| 998-6041-A-004 PRIMARY | Carver Pump Company (USA) |
| D-888-PN-0-001 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 14N-3500-7.5A4 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| N-998-6041-A-004 REV A | D/9 Drawing number reference only Carver Pump Company |
| 14N-3500-7.5A4 | 5/9 Secondary reference Energy Repair Service, Inc. |
| 999-6041-A-002 | 5/9 Secondary reference Carver Pump Company |
| D-888-PN-0-001 | 5/9 Secondary reference U.S. Government activity |
| 14N-3500-7.5A4 | 5/9 Secondary reference Carver Pump Company |
| N-996-6041-A-004 | 5/9 Secondary reference Carver Pump Company |
| D-888-PN-0-001 | 5/9 Secondary reference Energy Repair Service, Inc. |
NSN 4320-01-170-0909 is a Pump Unit,centrifugal, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-170-0909 has 3 manufacturer part numbers on file: 998-6041-A-004 (Carver Pump Company), D-888-PN-0-001 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 14N-3500-7.5A4 (Naval Sea Systems Command).
Key specifications for 998-6041-A-004: Discharge Connection Quantity: 1; Phase: THREE; Intake Connection Type: ROUND FLANGE; Frequency in Hertz: 60.0. 25 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.