The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-616-7643, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-616-7643 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 4.960 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/4, T3 FED SPEC SINGLE MATERIAL RESPONSE |
| Opening Inside Diameter for Which Designed | 4.960 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3300-48 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-616-7643 is a Plug,protective,dust and Moistur, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-00-914-4933. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-616-7643: Design Type: FRICTION; Overall Diameter: 4.960 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/4, T3 FED SPEC SINGLE MATERIAL RESPONSE; Opening Inside Diameter for Which Designed: 4.960 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN. 6 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.