The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-588-9261, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Glenair, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-588-9261 |
| Primary Part Number | 809-031-08-D3 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Surface Treatment | ZINC |
| Material | STEEL CORROSION RESISTING |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 809-031-08-D3 PRIMARY | Glenair, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 809-031 | D/9 Drawing number reference only Glenair, Inc. |
NSN 5340-01-588-9261 is a Cap,protective,dust and Moisture, manufactured by Glenair, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-588-9261 has 1 manufacturer part number on file: 809-031-08-D3 (Glenair, Inc.).
Key specifications for 809-031-08-D3: Overall Diameter: 0.500 INCHES NOMINAL IN; Surface Treatment: ZINC; End Item Identification: 5895-01-572-6357; Material: STEEL CORROSION RESISTING. 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.