The Ladder,vehicle Boarding, cataloged under National Stock Number 2540-01-628-3939, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Eastern Co Div Eberhard Manufacturing. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2540-01-628-3939 |
| Primary Part Number | 1-585809 |
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| Design Type | FOLDING |
| Crosspiece Type and Quantity | 1 STEP |
| Material | IRON LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 1-585809 PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 06A8124022 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
NSN 2540-01-628-3939 is a Ladder,vehicle Boarding, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-628-3939 has 1 manufacturer part number on file: 1-585809 (Eastern Co Div Eberhard Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-630-7797. Verify interchangeability with system specifications before substitution.
Key specifications for 1-585809: Design Type: FOLDING; Crosspiece Type and Quantity: 1 STEP; Part Name Assigned by Controlling Agency: ROOF ACCESS STEPS; End Item Identification: 4910-01-539-6129. 3 specifications are 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.