The Cylinder,lock,vehicular, cataloged under National Stock Number 2540-01-184-4042, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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.
| Item Name | Cylinder,lock,vehicular |
| FSC / FSG | 2540 — Vehicular Furniture and Accessories (FSG 25) |
| Manufacturers | Eastern Co Div Eberhard Manufacturing (CAGE 19220) |
| Parameter | Value |
|---|---|
| NSN | 2540-01-184-4042 |
| Primary Part Number | 4901-51 |
| Item Name | Cylinder,lock,vehicular |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 4901-51 PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
NSN 2540-01-184-4042 is a Cylinder,lock,vehicular, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-184-4042 has 1 manufacturer part number on file: 4901-51 (Eastern Co Div Eberhard Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-452-0287. Verify interchangeability with system specifications before substitution.
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.