The Transistor, cataloged under National Stock Number 5961-00-082-3331, 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 Silicon Transistor Corporation Dba Same. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-082-3331 |
| Primary Part Number | 2N2444 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Silicon Transistor Corporation Dba Same |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS JUNCTION125.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 22 |
| Overall Diameter | 0.875 INCHES MAXIMUM0.875 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | GERMANIUMGERMANIUM |
| Internal Configuration | JUNCTION CONTACTJUNCTION CONTACT |
| Current Rating Per Characteristic | 3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Specification/standard Data | 80131-RELEASE3934 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE3934 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD AND 2 UNINSULATED WIRE LEAD AND 1 CASE1 CASE |
| Electrode Internally-Electrically Connected to Case | COLLECTORCOLLECTOR |
| Power Rating Per Characteristic | 85.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION85.0 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 |
|---|---|
| 2N2444 | Silicon Transistor Corporation Dba Same (USA) |
| 2N2444 | Solid State Devices, Inc (USA) |
| 2N2444 | Solitron Devices, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2N2444 | 5/9 Secondary reference Lansdale Semiconductor, Inc. |
| RELEASE3934 | 5/9 Secondary reference U.S. Government activity |
| 2N2444 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5961-00-082-3331 is a Transistor, manufactured by Silicon Transistor Corporation Dba Same, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-082-3331 has 3 manufacturer part numbers on file: 2N2444 (Silicon Transistor Corporation Dba Same), 2N2444 (Solid State Devices, Inc), 2N2444 (Solitron Devices, Inc.).
Key specifications for 2N2444: Voltage Rating in Volts Per Characteristic: 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION125.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 22; Overall Diameter: 0.875 INCHES MAXIMUM0.875 INCHES MAXIMUM IN. 12 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.