The Fan,centrifugal, cataloged under National Stock Number 4140-01-522-9128, 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 Tracewell Systems, Inc.. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-522-9128 |
| Primary Part Number | 590-1103-C00-00 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Tracewell Systems, Inc. |
| Status | ACTIVE |
| Quantity | 2 |
| 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 |
|---|---|
| 590-1103-C00-00 PRIMARY | Tracewell Systems, Inc. (USA) |
| 969-175-00 | Teradyne, Inc. Dba Teradyne Div Assembly Test Division (USA) |
NSN 4140-01-522-9128 is a Fan,centrifugal, manufactured by Tracewell Systems, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-522-9128 has 2 manufacturer part numbers on file: 590-1103-C00-00 (Tracewell Systems, Inc.), 969-175-00 (Teradyne, Inc. Dba Teradyne Div Assembly Test Division).
Key specifications for 590-1103-C00-00: Quantity: 2; Special Features: AIRFLOW CAPACITY 322 CFM; 16.330 W; 7.156 H; 9.500 D; ENCLOSED FANS; REPLACABLE FILTER LOCATED IN FRONT OF AIR INLET W; Part Name Assigned by Controlling Agency: FAN, CENTRIFUGAL; End Item Identification: 4920-01-482-9539 TEST STATION USED ON C-17A ACFT A. 1 specification is 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.