The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-329-0506, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mirada Research & Manufacturing, Inc.. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-329-0506 |
| Primary Part Number | B-51021 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mirada Research & Manufacturing, Inc. |
| Status | ACTIVE |
| Design Type | FRICTION |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B-51021 PRIMARY | Mirada Research & Manufacturing, Inc. (USA) |
NSN 5340-01-329-0506 is a Cap,protective,dust and Moisture, manufactured by Mirada Research & Manufacturing, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-329-0506 has 1 manufacturer part number on file: B-51021 (Mirada Research & Manufacturing, Inc.).
Key specifications for B-51021: Design Type: FRICTION; Material: RUBBER. 2 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.