The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-009-5249, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-009-5249 |
| Primary Part Number | 192-07542-203 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Keyway Type | SQUARE |
| Keyway Depth | 0.125 INCHES NOMINAL IN |
| Hub Bore Diameter | 1.562 INCHES NOMINAL IN |
| Hub Length | 0.937 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 4.875 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Hub Projection Length Beyond Wheel Side | 0.937 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Keyway Length | 0.750 INCHES NOMINAL IN |
| Hub Quantity | 1 |
| Hub Location | FRONT SIDE |
| Keyway Width | 0.125 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Blade Type | FORWARD CURVE |
| 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 |
|---|---|
| 192-07542-203 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 192-07542-000-4.875IN | 5/9 Secondary reference Aqua-Chem, Inc. |
| 192-7542-4-875IN | 5/9 Secondary reference Aqua-Chem, Inc. |
| 192C7541 | 3/1 Design control — primary reference Aqua-Chem, Inc. |
| 192-07542-203 | 5/9 Secondary reference Aqua-Chem, Inc. |
NSN 4320-00-009-5249 is a Impeller,pump,centrifugal, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-009-5249 has 1 manufacturer part number on file: 192-07542-203 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 192-07542-203: Keyway Type: SQUARE; Keyway Depth: 0.125 INCHES NOMINAL IN; Hub Bore Diameter: 1.562 INCHES NOMINAL IN; Hub Length: 0.937 INCHES NOMINAL IN. 17 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.