The Connecting Link,rigid, cataloged under National Stock Number 3040-01-508-7978, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-508-7978 |
| Primary Part Number | 596-7409702-15 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Body Construction | SOLID |
| Link Style | RAISED FACE ENDS |
| Body Width | 1.500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-C-450 ALY-614 TEM-SOFT FED SPEC SINGLE MATERIAL RESPONSE |
| Material | COPPER ALLOY |
| Body Thickness | 0.250 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 |
|---|---|
| 596-7409702-15 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| B831-4200-15 | 5/2 Secondary reference U.S. Government activity |
| 7409702 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-508-7978 is a Connecting Link,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-508-7978 has 1 manufacturer part number on file: 596-7409702-15 (Naval Sea Systems Command).
Key specifications for 596-7409702-15: Body Construction: SOLID; Link Style: RAISED FACE ENDS; Body Width: 1.500 INCHES NOMINAL IN; Material Document and Classification: QQ-C-450 ALY-614 TEM-SOFT FED SPEC SINGLE MATERIAL RESPONSE. 6 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.