The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-331-1682, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-331-1682 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | ROUND FLANGE |
| Pumping Element Operating Position | VERTICAL |
| Centrifugal Pump Impeller Quantity | 1 |
| Operating Speed at Rated Capacity | 3450.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Discharge Pressure | 0.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME |
| Maximum Discharge Flow Rate | 20.0 GALLONS PER MINUTE |
| Discharge Connection Type | ROUND FLANGE |
| Intake Connection Quantity | 1 |
| 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 |
|---|---|
| 83259CA | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-331-1682 is a Pump Unit,centrifugal, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-331-1682: Discharge Connection Quantity: 1; Intake Connection Type: ROUND FLANGE; Pumping Element Operating Position: VERTICAL; Centrifugal Pump Impeller Quantity: 1. 10 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.