The Transistor, cataloged under National Stock Number 5961-00-809-9311, 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 Keysight Technologies Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-809-9311 |
| Primary Part Number | 1850-0142 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 35.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 25.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 12.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Overall Diameter | 0.260 INCHES MAXIMUM IN |
| Terminal Length | 0.188 INCHES NOMINAL IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | GERMANIUM |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 150.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, INSTANTANEOUS |
| Specification/standard Data | 80131-RELEASE1468 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.185 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN |
| Electrode Internally-Electrically Connected to Case | ANODE |
| Power Rating Per Characteristic | 165.0 MILLIWATTS 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 |
|---|---|
| 1850-0142 | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 2N109 | 3/9 Design control — primary reference U.S. Government activity |
| 2N109 | 5/9 Secondary reference Electronic Transistors Corp |
| 2N109 | 5/9 Secondary reference U.S. Government activity |
| RELEASE1468 | 5/9 Secondary reference U.S. Government activity |
| 1850-0142 | 5/9 Secondary reference Keysight Technologies, Inc. |
| 1850-0142 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5961-00-809-9311 is a Transistor, manufactured by Keysight Technologies Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-809-9311 has 1 manufacturer part number on file: 1850-0142 (Keysight Technologies Inc).
Key specifications for 1850-0142: Voltage Rating in Volts Per Characteristic: 35.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 25.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 12.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Overall Diameter: 0.260 INCHES MAXIMUM IN; Terminal Length: 0.188 INCHES NOMINAL IN; Mounting Method: TERMINAL. 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.