The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-804-1234, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: HD.
| Parameter | Value |
|---|---|
| NSN | 5340-00-804-1234 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | THREADED |
| Overall Diameter | 0.440 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN |
| Material Document and Classification | L-P-390, TYPE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE |
| Material | PLASTIC, POLYETHYLENE (PP) |
| Thread Size and Series/type Designator | 5/16-24 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 | HD |
| Reference | Meaning |
|---|---|
| M5501/1-F2 | 5/9 Secondary reference U.S. Government activity |
| NAS833-2 | 3/2 Design control — primary reference U.S. Government activity |
| MILC5501TYPE1CLASSASIZE2 | 5/9 Secondary reference U.S. Government activity |
| NAS833 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-00-804-1234 is a Plug,protective,dust and Moistur, classified under FSC 5340, Hardware, Commercial. Status: active.
9 possible matches (shared part number, not a government interchangeability claim): 5340-00-804-1236, 5340-00-804-1250, 5340-00-804-1253. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-804-1234: Design Type: THREADED; Overall Diameter: 0.440 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN; Material Document and Classification: L-P-390, TYPE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE; Material: PLASTIC, POLYETHYLENE (PP). 5 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.