The Ladder,vehicle Boarding, cataloged under National Stock Number 2540-01-668-9146, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Weatherhaven Resources, Inc.. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2540 — Vehicular Furniture and Accessories (FSG 25) |
| Manufacturers | Weatherhaven Resources, Inc. (CAGE 0EYW4); Weatherhaven Global Resources (CAGE 2C081) |
| Parameter | Value |
|---|---|
| NSN | 2540-01-668-9146 |
| Primary Part Number | 140457 |
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Weatherhaven Resources, Inc. |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 140457 PRIMARY | Weatherhaven Resources, Inc. (USA) |
| 140457 | Weatherhaven Global Resources (CAN) |
| Reference | Meaning |
|---|---|
| 50390-254E01 | 7/2 Vendor item drawing reference Ovc-Engineered Solutions Llc |
| 50390-254E01 | 5/9 Secondary reference U.S. Government activity |
NSN 2540-01-668-9146 is a Ladder,vehicle Boarding, manufactured by Weatherhaven Resources, Inc., classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-668-9146 has 2 manufacturer part numbers on file: 140457 (Weatherhaven Resources, Inc.), 140457 (Weatherhaven Global Resources).
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.