The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-474-2778, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caplugs, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-474-2778 |
| Primary Part Number | CEP-18 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caplugs, 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 |
|---|---|
| CEP-18 | Caplugs, Inc. (USA) |
| CEP-18 | Sirus Microtech Ltd (GBR) |
| Reference | Meaning |
|---|---|
| CEP-18 | 3/2 Design control — primary reference U.S. Government activity |
| 25431-06517 | 5/9 Secondary reference Leonardo Uk Ltd |
| CEP-18 | 5/9 Secondary reference Sirus Microtech Ltd |
| 25431-06517 | 5/9 Secondary reference Leonardo Mw Ltd |
NSN 5340-01-474-2778 is a Plug,protective,dust and Moistur, manufactured by Caplugs, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-474-2778 has 2 manufacturer part numbers on file: CEP-18 (Caplugs, Inc.), CEP-18 (Sirus Microtech Ltd).
Key specifications for CEP-18: Special Features: COLOR, BLACK, USED FOR MULTI-PURPOSE FUNCTIONS, ELECTRICAL, COVERS, GENERAL HARDWARE USE. 0 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.