The Cable Assembly,fiber Optic, cataloged under National Stock Number 6020-01-523-0641, is classified within Federal Supply Class 6020 (Fiber Optic Cable Assemblies and Harnesses) of the Fiber Optics Materials, Components, Assemblies, and Accessories group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6020-01-523-0641 |
| Primary Part Number | 74-990056-111 |
| Item Name | Cable Assembly,fiber Optic |
| FSC / FSG | 6020 / 60 — Fiber Optic Cable Assemblies and Harnesses |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74-990056-111 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 178-6419 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6020-01-523-0641 is a Cable Assembly,fiber Optic, manufactured by The Boeing Company Div Defense, classified under FSC 6020, Fiber Optic Cable Assemblies and Harnesses. Status: active.
NSN 6020-01-523-0641 has 1 manufacturer part number on file: 74-990056-111 (The Boeing Company Div Defense).
Key specifications for 74-990056-111: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: INAVY-CABLE ASSEMBLY, FIBER; End Item Identification: FIGHTER AIRCRAFT (F18 E/F). 1 specification is 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 6020-01-523-0641 has DEMIL Code D. 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.