The Bracket Fan Mounting, cataloged under National Stock Number 2540-00-489-0259, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-00-489-0259 |
| Item Name | Bracket Fan Mounting |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;0.203 IN. THK;3.500 IN. LG;2625 IN. W;4 HOLES THD 3?16-24A;2 HOLES 0.312 IN. DIA A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 482714 | 5/9 Secondary reference American Hoist and Derrick Co |
| 482714 | 3/9 Design control — primary reference Terex American Crane Corp |
NSN 2540-00-489-0259 is a Bracket Fan Mounting, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-4400. Verify interchangeability with system specifications before substitution.
Key specifications for 2540-00-489-0259: General Characteristics Item Description: STEEL;0.203 IN. THK;3.500 IN. LG;2625 IN. W;4 HOLES THD 3?16-24A;2 HOLES 0.312 IN. DIA A. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.