The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-320-9303, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-320-9303 |
| Primary Part Number | A51V61110-15 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Design Type | FRICTION |
| Tube Outside Diameter for Which Designed | 3.625 INCHES NOMINAL IN |
| Opening Inside Diameter for Which Designed | 2.875 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| A51V61110-15 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51V61110-15 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51V61110-15 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5340-00-320-9303 is a Cap,protective,dust and Moisture, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-320-9303 has 1 manufacturer part number on file: A51V61110-15 (Northrop Grumman Systems Corporation).
Key specifications for A51V61110-15: Design Type: FRICTION; Tube Outside Diameter for Which Designed: 3.625 INCHES NOMINAL IN; Opening Inside Diameter for Which Designed: 2.875 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 5 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.