The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-497-9435, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-497-9435 |
| Primary Part Number | 9M652-24 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541, CLASS 3, CHEMICAL FILM MIL SPEC SINGLE TREATMENT RESPONSE |
| Design Type | FRICTION |
| Overall Diameter | 0.614 INCHES NOMINAL IN |
| Tube Outside Diameter for Which Designed | 0.530 INCHES MINIMUM AND 0.546 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/1, 0 FED SPEC SINGLE MATERIAL RESPONSE |
| Opening Inside Diameter for Which Designed | 0.514 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 9M652-24 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 9M652 | 5/9 Secondary reference The Boeing Company Div Defense |
| 9M652 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 10197446 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 9M652-24 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5340-01-497-9435 is a Cap,protective,dust and Moisture, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-497-9435 has 1 manufacturer part number on file: 9M652-24 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 9M652-24: Surface Treatment Document and Classification: MIL-C-5541, CLASS 3, CHEMICAL FILM MIL SPEC SINGLE TREATMENT RESPONSE; Design Type: FRICTION; Overall Diameter: 0.614 INCHES NOMINAL IN; Tube Outside Diameter for Which Designed: 0.530 INCHES MINIMUM AND 0.546 INCHES MAXIMUM IN. 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.