The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-588-2991, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pacific Scientific Energetic Materials Company (california Llc). Government technical data includes 10 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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-588-2991 |
| Primary Part Number | 812915-1 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pacific Scientific Energetic Materials Company (california Llc) |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 1, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Design Type | THREADED |
| Overall Diameter | 0.562 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-200/3, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | ANODIZE |
| Thread Class | 3B |
| Material | ALUMINUM ALLOY 2024 |
| Thread Size and Series/type Designator | 3/8-24 UNF |
| Inside Diameter Length | 0.919 INCHES MINIMUM AND 0.954 INCHES MAXIMUM 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 |
| Part Number | Manufacturer |
|---|---|
| 812915-1 PRIMARY | Pacific Scientific Energetic Materials Company (california Llc) (USA) |
NSN 5340-00-588-2991 is a Cap,protective,dust and Moisture, manufactured by Pacific Scientific Energetic Materials Company (california Llc), classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-588-2991 has 1 manufacturer part number on file: 812915-1 (Pacific Scientific Energetic Materials Company (california Llc)).
Key specifications for 812915-1: Surface Treatment Document and Classification: MIL-A-8625, TYPE 1, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE; Design Type: THREADED; Overall Diameter: 0.562 INCHES NOMINAL IN; Material Document and Classification: QQ-A-200/3, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE. 10 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.