The Semiconductor Device Assembly, cataloged under National Stock Number 5961-01-172-3674, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Centroid, Inc. Dba Centroid Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-172-3674 |
| Primary Part Number | 519579-1 |
| Item Name | Semiconductor Device Assembly |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Centroid, Inc. Dba Centroid Inc |
| Status | ACTIVE |
| Major Components | DIODE 33 |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 519579-1 | Centroid, Inc. Dba Centroid Inc (USA) |
| 519579-1 | Lcl Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| 519579-1 | 5/9 Secondary reference Fromm Electric Supply Corp. |
| 519579-1 | 5/9 Secondary reference Tm Systems, Inc. Dba Api Technologies Div Api Technologies - Power Solutions |
| 519579-1 | 3/2 Design control — primary reference U.S. Government activity |
| 519579-1 | 5/9 Secondary reference Emw, Inc. |
NSN 5961-01-172-3674 is a Semiconductor Device Assembly, manufactured by Centroid, Inc. Dba Centroid Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-172-3674 has 2 manufacturer part numbers on file: 519579-1 (Centroid, Inc. Dba Centroid Inc), 519579-1 (Lcl Electronics Inc).
Key specifications for 519579-1: Major Components: DIODE 33; Criticality Code Justification: FEAT; Special Features: ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION, OR THE PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL; End Item Identification: FLIGHT DECK STATUS AND SIGNALING SYSTEM. 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 5961-01-172-3674 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.