The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-304-0463, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-304-0463 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Overall Diameter | 1.410 INCHES NOMINAL IN |
| Material | PLASTIC |
| Inside Diameter Length | 1.340 INCHES NOMINAL IN |
| 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 |
|---|---|
| 10128666 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| MD3H01-22R | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 10125974-121 | 3/2 Design control — primary reference U.S. Government activity |
| 4270 M5501/31A-1340 | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| 4270-22R | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| 4270-22R | 5/9 Secondary reference 3m Company |
| 4270 M5501/31A-1340 | C/1 Advisory reference — outside the item-of-supply concept 3m Company Dba 3m |
| M5501/31A-1340 | 5/9 Secondary reference Minnesota Mining and Mfg Co 3m Company |
| 4270-22R | 5/9 Secondary reference 3m Co Admininistrative Electronic & Communications |
| M5501/31A-1340 | 5/9 Secondary reference 3m Company |
NSN 5340-01-304-0463 is a Cap,protective,dust and Moisture, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-304-0463: Overall Height: 1.590 INCHES NOMINAL IN; Overall Diameter: 1.410 INCHES NOMINAL IN; Overall Length: 0.562 INCHES NOMINAL IN; Special Features: INSIDE DIAMETER 1.340 INCHES IN. 3 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.