The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-078-0680, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-078-0680 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Hub Bore Diameter | 1.062 INCHES NOMINAL IN |
| Hub Length | 0.172 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 4.359 INCHES NOMINAL IN |
| Hub Projection Length Beyond Wheel Side | 1.062 INCHES NOMINAL IN |
| Blade Quantity | 7 |
| Hub Quantity | 1 |
| Hub Location | FRONT SIDE |
| Material | PLASTIC |
| Rotation Direction for Which Designed | CLOCKWISE |
| Blade Type | BACKWARD CURVE |
| 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 |
|---|---|
| 8455223 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| 3304168-1 | 5/9 Secondary reference U.S. Government activity |
| 017-209 | 3/9 Design control — primary reference Marley Pump Co Div of the Marley Co Red Jacket Pumps Dept |
NSN 4320-01-078-0680 is a Impeller,pump,centrifugal, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-078-0680: Hub Bore Diameter: 1.062 INCHES NOMINAL IN; Hub Length: 0.172 INCHES NOMINAL IN; Design Type: SINGLE WIDTH; Overall Diameter: 4.359 INCHES NOMINAL IN. 11 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.