The Semiconductor Devices,unitized, cataloged under National Stock Number 5961-01-219-6429, 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 Calogic Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5961-01-219-6429 |
| Primary Part Number | 2N5912 |
| Item Name | Semiconductor Devices,unitized |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Calogic Llc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | -25.0 MAXIMUM GATE TO SOURCE VOLTAGE ALL TRANSISTOR |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-78 |
| Overall Diameter | 0.370 INCHES MAXIMUM IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON ALL TRANSISTOR |
| Component Name and Quantity | 2 TRANSISTOR |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 MILLIAMPERES MAXIMUM GATE CURRENT ALL TRANSISTOR |
| Test Data Document | 81413-231146 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Terminal Type and Quantity | 8 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 0.5 WATTS MAXIMUM TOTAL POWER DISSIPATION ALL TRANSISTOR |
| 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 |
|---|---|
| 2N5912 PRIMARY | Calogic Llc (USA) |
| Reference | Meaning |
|---|---|
| A10524 | 5/9 Secondary reference Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave |
| JAN2N5912 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 5961PL1275821 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 231146-001 | 5/9 Secondary reference U.S. Government activity |
| 1855-0213 | C/1 Advisory reference — outside the item-of-supply concept Hewlett-Packard Company Dba HP |
| DN1880 | 5/1 Secondary reference Eastern Engineering Supply Inc |
| 2N5912-2 | 5/1 Secondary reference National Semiconductor Corporation |
NSN 5961-01-219-6429 is a Semiconductor Devices,unitized, manufactured by Calogic Llc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-219-6429 has 1 manufacturer part number on file: 2N5912 (Calogic Llc).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-338-3616. Verify interchangeability with system specifications before substitution.
Key specifications for 2N5912: Voltage Rating in Volts Per Characteristic: -25.0 MAXIMUM GATE TO SOURCE VOLTAGE ALL TRANSISTOR; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-78; Overall Diameter: 0.370 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN. 14 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.