The Transistor, cataloged under National Stock Number 5961-00-554-0106, 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 Semitronics Corp. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5961-00-554-0106 |
| Primary Part Number | 2N3073 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semitronics Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 1.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Overall Diameter | 0.230 INCHES MAXIMUM IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Specification/standard Data | 80131-RELEASE4448 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.100 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 1.2 WATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| 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 |
|---|---|
| 2N3073 PRIMARY | Semitronics Corp (USA) |
| 2N3073 | Central Semiconductor, Llc Dba Central Semiconductor Corp (USA) |
| 2N3073 | Osi Optoelectronics, Inc Dba Semicoa (USA) |
| Reference | Meaning |
|---|---|
| 2N3073 | 5/9 Secondary reference Fairchild Semiconductor Corp |
| RELEASE4448 | 5/9 Secondary reference U.S. Government activity |
| 2N3073 | 5/9 Secondary reference U.S. Government activity |
NSN 5961-00-554-0106 is a Transistor, manufactured by Semitronics Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-554-0106 has 3 manufacturer part numbers on file: 2N3073 (Semitronics Corp), 2N3073 (Central Semiconductor, Llc Dba Central Semiconductor Corp), 2N3073 (Osi Optoelectronics, Inc Dba Semicoa).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-913-3002. Verify interchangeability with system specifications before substitution.
Key specifications for 2N3073: Voltage Rating in Volts Per Characteristic: 1.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.230 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN. 13 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.