The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-01-069-2518, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-069-2518 |
| Primary Part Number | 5408837 |
| Item Name | Cap-Plug,protective,dust and Moi |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Closed End Overall Diameter | 5.270 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN |
| Length Under Shoulder | 0.440 INCHES NOMINAL IN |
| Open End Inside Diameter | 4.094 INCHES MINIMUM AND 4.098 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
NSN 5340-01-069-2518 is a Cap-Plug,protective,dust and Moi, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-069-2518 has 2 manufacturer part numbers on file: 5408837 (Naval Sea Systems Command), 2074472 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 5408837: Closed End Overall Diameter: 5.270 INCHES MINIMUM AND 5.280 INCHES MAXIMUM IN; Length Under Shoulder: 0.440 INCHES NOMINAL IN; Special Features: FOUR 0.185 IN. MIN AND 0.197 IN. MAX DIA THRU HOLES WITH A 0.313 IN. PORM 0.005 IN. DIA BY 0.100 IN. DEEP COUNTERBORE LOCATED ON A 4.750 IN. DIA BOLT CIRCLE SPACED 90 DEG APART IN; Open End Inside Diameter: 4.094 INCHES MINIMUM AND 4.098 INCHES MAXIMUM IN. 4 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.