The Fan,centrifugal, cataloged under National Stock Number 4140-01-024-7129, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-024-7129 |
| Primary Part Number | 790590-0002 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Drive Type | DIRECT |
| Quantity | 2 |
| Style Designator | FIXED, DUAL IMPELLER, RECTANGULAR OUTLET |
| Discharge Direction | HORIZONTAL |
| Stage Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| 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 |
|---|---|
| 790590-0002 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| AMC-08524 | Anderson Machine Manufacturing Co., Inc. Dba Anderson Machine Co (USA) |
| 790595 ITEM 25 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| M745-78PC75-470 | C/1 Advisory reference — outside the item-of-supply concept Amec Foster Wheeler North America Corp. Dba Foster Wheeler |
| 790590-2 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 4140-01-024-7129 is a Fan,centrifugal, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-024-7129 has 3 manufacturer part numbers on file: 790590-0002 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), AMC-08524 (Anderson Machine Manufacturing Co., Inc. Dba Anderson Machine Co), 790595 ITEM 25 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 790590-0002: Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Drive Type: DIRECT; Quantity: 2; Style Designator: FIXED, DUAL IMPELLER, RECTANGULAR OUTLET. 7 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.