The Connecting Link,rigid, cataloged under National Stock Number 3040-00-573-6866, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kitco Llc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-573-6866 |
| Primary Part Number | 4553766 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kitco Llc |
| Status | ACTIVE |
| Body Construction | SOLID |
| Link Style | EYE ENDS |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4553766 | Kitco Llc (USA) |
| 4553766 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 4553766 | C/1 Advisory reference — outside the item-of-supply concept Power Test, Llc |
| 4553766 | 5/9 Secondary reference Aidco International, Inc Dba Aidco International |
| 4553766 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-573-6866 is a Connecting Link,rigid, manufactured by Kitco Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-573-6866 has 2 manufacturer part numbers on file: 4553766 (Kitco Llc), 4553766 (The Boeing Company).
Key specifications for 4553766: Body Construction: SOLID; Link Style: EYE ENDS; Overall Length: 6.574 INCHES NOMINAL IN; Material: STEEL. 3 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.
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.