The Connecting Link,rigid, cataloged under National Stock Number 3040-01-498-2126, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-498-2126 |
| Primary Part Number | 518-4457096-11 |
| Item Name | Connecting Link,rigid |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Body Construction | SOLID |
| Link Style | STRAIGHT |
| Body Width | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281,CLASS A FED SPEC ALL MATERIAL RESPONSES |
| Material | NICKEL ALLOY |
| Body Thickness | 0.625 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 |
|---|---|
| 518-4457096-11 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 2013-54-11 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 518-4457096 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 518-4457096-12 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 3040-01-498-2126 is a Connecting Link,rigid, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-498-2126 has 2 manufacturer part numbers on file: 518-4457096-11 (Huntington Ingalls Inc Div Newport News Shipbuilding), 2013-54-11 (Huntington Ingalls Inc Div Newport News Shipbuilding).
4 possible matches (shared part number, not a government interchangeability claim): 3040-01-498-4292, 3040-01-498-4299, 3120-01-506-5587. Verify interchangeability with system specifications before substitution.
Key specifications for 518-4457096-11: Body Construction: SOLID; Link Style: STRAIGHT; Body Width: 0.625 INCHES NOMINAL IN; Material Document and Classification: QQ-N-281,CLASS A FED SPEC ALL MATERIAL RESPONSES. 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.