The Transistor, cataloged under National Stock Number 5961-01-054-2140, 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 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-01-054-2140 |
| Primary Part Number | A-1855-0410-1 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | -30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE |
| Overall Diameter | 0.219 INCHES NOMINAL IN |
| Mounting Method | TERMINAL |
| Criticality Code Justification | FEAT |
| Semiconductor Material | SILICON |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 14.00 MILLIAMPERES MAXIMUM ZERO-GATE-VOLTAGE DRAIN CURRENT |
| Test Data Document | 28480-A-1855-0410-1 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 | 3 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| A-1855-0410-1 PRIMARY | Keysight Technologies Inc (USA) |
| 1855-0410 | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| SF51006 | 5/1 Secondary reference National Semiconductor Corporation |
| 1855-0410 | 5/9 Secondary reference Keysight Technologies, Inc. |
| A-1855-0410-1 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| FN2761 | 5/1 Secondary reference Siliconix Incorporated Div Siliconix |
| A-1855-0410-1 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 1855-0410 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5961-01-054-2140 is a Transistor, manufactured by Keysight Technologies Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-054-2140 has 2 manufacturer part numbers on file: A-1855-0410-1 (Keysight Technologies Inc), 1855-0410 (Keysight Technologies Inc).
Key specifications for A-1855-0410-1: Voltage Rating in Volts Per Characteristic: -30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE; Overall Diameter: 0.219 INCHES NOMINAL IN; Mounting Method: TERMINAL; Criticality Code Justification: FEAT. 10 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.