The Fan,tubeaxial, cataloged under National Stock Number 4140-01-359-2640, 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 Compaq Federal Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-359-2640 |
| Primary Part Number | 12-21125-01 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Compaq Federal Llc |
| Status | ACTIVE |
| Inclosure Type | PARTIALLY INCLOSED |
| Voltage in Volts and Current Type | 12.0 DC |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Height | 3.125 INCHES NOMINAL IN |
| Width | 3.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12-21125-01 PRIMARY | Compaq Federal Llc (USA) |
| Reference | Meaning |
|---|---|
| 12-21125-02 | 5/9 Secondary reference Compaq Federal Llc |
NSN 4140-01-359-2640 is a Fan,tubeaxial, manufactured by Compaq Federal Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-359-2640 has 1 manufacturer part number on file: 12-21125-01 (Compaq Federal Llc).
Key specifications for 12-21125-01: Inclosure Type: PARTIALLY INCLOSED; Voltage in Volts and Current Type: 12.0 DC; Drive Type: DIRECT; Style Designator: FIXED. 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.