The Connecting Link,rigid, cataloged under National Stock Number 3040-01-107-7543, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-107-7543 |
| Primary Part Number | 74A450920-2001 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Body Construction | SOLID |
| Body Width | 0.380 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Body Thickness | 0.360 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74A450920-2001 | Circor Aerospace, Inc. Div Circor (USA) |
| 74A450920-2001 | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA) |
| 74A450920-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450920-2001 | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co (USA) |
| 74A450920-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450920-2001 | Airtronics, Llc (USA) |
| 74A450920-2001 | Nassau Tool Works, Inc (USA) |
| 74A450920-2001 | Blair Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 10106757 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450920-2001 | 5/9 Secondary reference Heroux-Devtek Inc |
| 74A450920-2001 | 5/2 Secondary reference U.S. Government activity |
| 74A450920-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450920-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 1958C486 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450920-2001 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
| 74A450920-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450920-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450920-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A450920 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 74A450920-2001 | 5/9 Secondary reference Ga Richards & Co Inc |
NSN 3040-01-107-7543 is a Connecting Link,rigid, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-107-7543 has 8 manufacturer part numbers on file: 74A450920-2001 (Circor Aerospace, Inc. Div Circor), 74A450920-2001 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc), 74A450920-2001 (Safran Landing Systems Canada Inc.), 74A450920-2001 (Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co), 74A450920-2001 (The Boeing Company Div Defense) and 3 more.
Key specifications for 74A450920-2001: Body Construction: SOLID; Body Width: 0.380 INCHES NOMINAL IN; Overall Length: 1.533 INCHES NOMINAL IN; Material: ALUMINUM ALLOY. 4 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.