The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-849-1127, 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5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-849-1127 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | CANCELLED |
| Design Type | FRICTION |
| Overall Diameter | 0.228 INCHES NOMINAL IN |
| Tube Outside Diameter for Which Designed | 0.187 INCHES NOMINAL IN |
| Material | PLASTIC, POLYETHYLENE (PP) |
| Inside Diameter Length | 0.600 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| 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 |
|---|---|
| 3-16SC | 3/2 Design control — primary reference U.S. Government activity |
| 23499-1 | 7/2 Vendor item drawing reference Smiths Aerospace, Inc., Electronic Systems-Grand Rapids |
| 3/16SCX5/8 | 5/9 Secondary reference U.S. Government activity |
| 0.1875SCX0.625 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-849-1127 is a Cap,protective,dust and Moisture, classified under FSC 5340, Hardware, Commercial. Status: cancelled.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-082-3003. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-849-1127: Design Type: FRICTION; Overall Diameter: 0.228 INCHES NOMINAL IN; Tube Outside Diameter for Which Designed: 0.187 INCHES NOMINAL IN; 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.
NSN 5340-00-849-1127 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.