The Transistor, cataloged under National Stock Number 5961-01-213-0259, 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 Viavi Solutionsllc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Transistor |
| FSC / FSG | 5961 — Semiconductor Devices and Associated Hardware (FSG 59) |
| Manufacturers | Viavi Solutionsllc (CAGE 51190) |
| Parameter | Value |
|---|---|
| NSN | 5961-01-213-0259 |
| Primary Part Number | 28459/025 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Viavi Solutionsllc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 28459/025 PRIMARY | Viavi Solutionsllc (USA) |
| Reference | Meaning |
|---|---|
| 28459-025A | 5/9 Secondary reference Marconi Electronics Inc Marconi Instruments Div |
| WN428 | C/1 Advisory reference — outside the item-of-supply concept Siliconix Incorporated Div Siliconix |
| 28459-025A | 5/9 Secondary reference Viavi Solutionsllc |
NSN 5961-01-213-0259 is a Transistor, manufactured by Viavi Solutionsllc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-213-0259 has 1 manufacturer part number on file: 28459/025 (Viavi Solutionsllc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-732-5581. Verify interchangeability with system specifications before substitution.
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.