The Ladder,vehicle Boarding, cataloged under National Stock Number 2540-01-486-9552, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2540-01-486-9552 |
| Primary Part Number | 9810-11-1811-01 |
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| FSC Application Data | NHA PERSONNEL ACCESS ASSEMBLY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9810-11-1811-01 PRIMARY | The Entwistle Company Llc (USA) |
NSN 2540-01-486-9552 is a Ladder,vehicle Boarding, manufactured by The Entwistle Company Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-486-9552 has 1 manufacturer part number on file: 9810-11-1811-01 (The Entwistle Company Llc).
Key specifications for 9810-11-1811-01: FSC Application Data: NHA PERSONNEL ACCESS ASSEMBLY; End Item Identification: FLUSH CAPPING SYSTEM MIXER. 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.