The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-505-9960, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-505-9960 |
| Primary Part Number | 6962398-68 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Prime Mover Power Rating | 50.0 HORSEPOWER |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 440.0 |
| Prime Mover Quantity | 1 |
| Operating Speed at Rated Capacity | 1800.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Media for Which Designed | WATER, FRESH AND WATER, SALT |
| Centrifugal Pump Design | AXIAL FLOW |
| Total Head | 128.000 FEET FT |
| 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 |
|---|---|
| 6962398,ITEM NO.68 | Naval Sea Systems Command (USA) |
| 6962398-68 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-6962398 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4320-01-505-9960 is a Pump Unit,centrifugal, manufactured by Naval Sea Systems Command, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-505-9960 has 2 manufacturer part numbers on file: 6962398,ITEM NO.68 (Naval Sea Systems Command), 6962398-68 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-652-1263. Verify interchangeability with system specifications before substitution.
Key specifications for 6962398-68: Phase: THREE; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSED; Current Type: AC. 14 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.