The Clamp,hub, cataloged under National Stock Number 3040-00-457-0302, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-457-0302 |
| Primary Part Number | 680885-0002 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| FSC Application Data | CONVERTER,NAVIGATION SET |
| Plain Hole Diameter | 0.0900 INCHES NOMINAL IN |
| Clamp Securing Hole Style | UNTHREADED |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Bore Diameter | 0.1430 INCHES MINIMUM AND 0.1440 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 |
| Thickness | 0.140 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 680885-0002 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 680885-2 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 3040-00-457-0302 is a Clamp,hub, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-457-0302 has 1 manufacturer part number on file: 680885-0002 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 680885-0002: FSC Application Data: CONVERTER,NAVIGATION SET; Plain Hole Diameter: 0.0900 INCHES NOMINAL IN; Clamp Securing Hole Style: UNTHREADED; Style Designator: ROUND, SINGLE BOLT SECURED. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 3040-00-457-0302 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.