The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-178-6493, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-178-6493 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Pumping Element Operating Position | HORIZONTAL |
| Centrifugal Pump Impeller Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | WATER, FRESH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 500C | 5/9 Secondary reference Waller Products Co Atlas Pumps Div |
| 8732B | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| 8732B | 5/9 Secondary reference U.S. Government activity |
| 8732B | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4320-01-178-6493 is a Pump Unit,centrifugal, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-178-6493: Pumping Element Operating Position: HORIZONTAL; Centrifugal Pump Impeller Quantity: 1; Prime Mover Type: ELECTRIC MOTOR; Media for Which Designed: WATER, FRESH. 4 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.