The Connecting Link,rigid, cataloged under National Stock Number 3040-01-476-7063, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Tyee Aircraft Inc Div Tyee Aircraft. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-476-7063 |
| Primary Part Number | 6521-130 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Tyee Aircraft Inc Div Tyee Aircraft |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6521-130 PRIMARY | Tyee Aircraft Inc Div Tyee Aircraft (USA) |
| 74B428009-130 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 74B428009-130 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 3040-01-476-7063 is a Connecting Link,rigid, manufactured by Tyee Aircraft Inc Div Tyee Aircraft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-476-7063 has 2 manufacturer part numbers on file: 6521-130 (Tyee Aircraft Inc Div Tyee Aircraft), 74B428009-130 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 6521-130: Criticality Code Justification: AGAV; End Item Identification: F/A-18E MAIN LANDING GEAR. 1 specification is 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 3040-01-476-7063 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.