The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-066-3880, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-066-3880 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | THREADED |
| Material | ALUMINUM |
| Thread Size and Series/type Designator | 1/4-19 UNF |
| Round Cap Outside Surface Condition | SMOOTH |
| 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 |
| Reference | Meaning |
|---|---|
| AGS2119B | 3/9 Design control — primary reference British Aerospace North America Inc |
NSN 5340-01-066-3880 is a Cap,protective,dust and Moisture, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-066-3880: Design Type: THREADED; Special Features: OVERALL LG 0.568 IN. MIN,0.712 IN. MAX. THREADED PORTION LG 0.368 IN. MIN,0.432 IN. MAX; FURNISHED WITH SYNTHETIC RUBBER WASHER FOR MINERAL BASED HYDRAULIC FLUIDS AND LUBRICANTS IN; Material: ALUMINUM; Thread Size and Series/type Designator: 1/4-19 UNF. 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.