The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-259-6118, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-259-6118 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | THREADED |
| Overall Diameter | 0.620 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Drive Type | SERRATED |
| Material Document and Classification | QQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE |
| Features Provided | GASKET AND SHOULDER |
| Opening Inside Diameter for Which Designed | 0.366 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE |
| Thread Class | 3A A |
| Material | ALUMINUM ALLOY |
| Thread Size and Series/type Designator | 7/16-20 UNF |
| 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 |
|---|---|
| MIL-C-5501/1 | 5/9 Secondary reference U.S. Government activity |
| NAS836 | 3/1 Design control — primary reference U.S. Government activity |
| M5501/1-4G | 5/9 Secondary reference U.S. Government activity |
| NAS836N4A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-259-6118 is a Plug,protective,dust and Moistur, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-259-6118: Design Type: THREADED; Overall Diameter: 0.620 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN; Drive Type: SERRATED; Material Document and Classification: QQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE. 10 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.