The Ventilator,air Circulating, cataloged under National Stock Number 2540-01-590-9221, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Item Name | Ventilator,air Circulating |
| FSC / FSG | 2540 — Vehicular Furniture and Accessories (FSG 25) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Army, United States Department of the Dba Rock Island Arsenal Jmtc (CAGE 19204) |
| Parameter | Value |
|---|---|
| NSN | 2540-01-590-9221 |
| Primary Part Number | 12631241 |
| Item Name | Ventilator,air Circulating |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 12631241 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 1047289 | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| LS1047289 | 3/9 Design control — primary reference General Dynamics Land Systems Inc. |
NSN 2540-01-590-9221 is a Ventilator,air Circulating, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-590-9221 has 2 manufacturer part numbers on file: 12631241 (U S Army Tank Automotive Command Amsta-Im-Mm), 1047289 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2540-01-590-9221 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.