The Impeller,pump,centrifugal, cataloged under National Stock Number 2930-00-352-7815, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2930-00-352-7815 |
| Primary Part Number | 1M7571 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Keyway Type | RECTANGULAR |
| Keyway Depth | 0.062 INCHES NOMINAL IN |
| Hub Bore Diameter | 0.875 INCHES NOMINAL IN |
| Hub Length | 1.188 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 5.215 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Hub Projection Length Beyond Wheel Side | 1.188 INCHES NOMINAL IN |
| Blade Quantity | 6 |
| Keyway Length | 1.000 INCHES NOMINAL IN |
| Hub Quantity | 1 |
| Hub Location | FRONT SIDE |
| Keyway Width | 0.125 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Rotation Direction for Which Designed | CLOCKWISE OR COUNTERCLOCKWISE |
| Blade Type | STRAIGHT |
| 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 |
|---|---|
| 1M7571 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 4F5995 | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| IPD1M7571 | 5/9 Secondary reference Industrial Parts Depot, Llc Dba Ipd |
| IPD4F5995 | 5/9 Secondary reference Industrial Parts Depot, Llc Dba Ipd |
NSN 2930-00-352-7815 is a Impeller,pump,centrifugal, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-352-7815 has 2 manufacturer part numbers on file: 1M7571 (Caterpillar Inc Div Caterpillar Defense), 4F5995 (Caterpillar Inc Div Caterpillar Defense).
1 possible match (shared part number, not a government interchangeability claim): 9520-01-286-4218. Verify interchangeability with system specifications before substitution.
Key specifications for 1M7571: Keyway Type: RECTANGULAR; Keyway Depth: 0.062 INCHES NOMINAL IN; Hub Bore Diameter: 0.875 INCHES NOMINAL IN; Hub Length: 1.188 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.