The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-189-5310, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-189-5310 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 0.481 INCHES NOMINAL IN |
| Tube Outside Diameter for Which Designed | 0.350 INCHES NOMINAL IN |
| Surface Treatment | OXIDE |
| Material | STEEL |
| Inside Diameter Length | 0.208 INCHES NOMINAL IN |
| 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 |
|---|---|
| 987-5 | 3/9 Design control — primary reference International Diesel Electric Co Inc |
NSN 5340-00-189-5310 is a Cap,protective,dust and Moisture, classified under FSC 5340, Hardware, Commercial. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-226-2005, 6250-01-255-5086, 6145-01-258-1565. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-189-5310: Design Type: FRICTION; Overall Diameter: 0.481 INCHES NOMINAL IN; Tube Outside Diameter for Which Designed: 0.350 INCHES NOMINAL IN; Surface Treatment: OXIDE. 7 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.