The Transistor, cataloged under National Stock Number 5961-00-809-1127, 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 Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp. 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. 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 | 5961-00-809-1127 |
| Primary Part Number | 2N479 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-5 |
| Overall Diameter | 0.370 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Internal Junction Configuration | NPN |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2N479 PRIMARY | Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA) |
NSN 5961-00-809-1127 is a Transistor, manufactured by Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-809-1127 has 1 manufacturer part number on file: 2N479 (Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-983-9731. Verify interchangeability with system specifications before substitution.
Key specifications for 2N479: Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-5; Overall Diameter: 0.370 INCHES MAXIMUM IN; Terminal Length: 1.500 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.
NSN 5961-00-809-1127 has DEMIL Code Q. 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.