The Cylinder Assembly,reaction, cataloged under National Stock Number 2540-01-643-8491, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is H. a. Guden Company, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Cylinder Assembly,reaction |
| FSC / FSG | 2540 — Vehicular Furniture and Accessories (FSG 25) |
| Manufacturers | H. a. Guden Company, Inc. (CAGE 03007) |
| Parameter | Value |
|---|---|
| NSN | 2540-01-643-8491 |
| Primary Part Number | ECL23-090-C |
| Item Name | Cylinder Assembly,reaction |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | H. a. Guden Company, 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 |
|---|---|
| ECL23-090-C PRIMARY | H. a. Guden Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 0014-18-1039 | 5/9 Secondary reference Cpi Satcom & Antenna Technologies Inc. |
| ECL23-090-K | 5/9 Secondary reference H. a. Guden Company, Inc. |
| 07011P3428 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 2540-01-643-8491 is a Cylinder Assembly,reaction, manufactured by H. a. Guden Company, Inc., classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-643-8491 has 1 manufacturer part number on file: ECL23-090-C (H. a. Guden Company, Inc.).
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.