The Connecting Link,rigid, cataloged under National Stock Number 3040-01-128-2400, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-128-2400 |
| Primary Part Number | 3930AS521 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Body Construction | SOLID |
| Body Thickness | 0.093 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 |
|---|---|
| 74A733026-2001 | K and E Mfg Co (USA) |
| 3930AS521 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 74A733026-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A733026-2001 | Mikol Missile-Air (USA) |
| Reference | Meaning |
|---|---|
| 74A733026 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 10106836 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A733026-2001 | 5/9 Secondary reference Epic Mfg Co Inc |
NSN 3040-01-128-2400 is a Connecting Link,rigid, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-128-2400 has 4 manufacturer part numbers on file: 74A733026-2001 (K and E Mfg Co), 3930AS521 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 74A733026-2001 (The Boeing Company Div Defense), 74A733026-2001 (Mikol Missile-Air).
Key specifications for 3930AS521: Body Construction: SOLID; Overall Length: 1.480 INCHES NOMINAL IN; Body Thickness: 0.093 INCHES NOMINAL IN. 2 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 3040-01-128-2400 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.