The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-945-8320, 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 8 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 | 5340-00-945-8320 |
| Primary Part Number | G290-38 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Glenair, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Design Type | THREADED |
| Overall Diameter | 1.562 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/10 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-591, ALLOY 380 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Class | 2B |
| Material | ALUMINUM ALLOY |
| Thread Size and Series/type Designator | 1-7/16-18 UNF |
| Round Cap Outside Surface Condition | KNURLED |
| 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 |
|---|---|
| G290-38 PRIMARY | Glenair, Inc. (USA) |
NSN 5340-00-945-8320 is a Cap,protective,dust and Moisture, manufactured by Glenair, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-945-8320 has 1 manufacturer part number on file: G290-38 (Glenair, Inc.).
Key specifications for G290-38: Width Across Flats: 0.480 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Design Type: THREADED; Overall Diameter: 1.562 INCHES NOMINAL IN; Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/10 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-591, ALLOY 380 FED SPEC SINGLE MATERIAL RESPONSE. 8 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.