The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-094-0803, 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 12 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-094-0803 |
| Primary Part Number | 1N2154 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semitronics Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 50.0 MAXIMUM REVERSE VOLTAGE, PEAK |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | DO-5 |
| Mounting Method | THREADED STUD(S) |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.687 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 25.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE |
| Material | SILICON SEMICONDUCTOR |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG AND 1 THREADED STUD |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 1N2154 PRIMARY | Semitronics Corp (USA) |
| Reference | Meaning |
|---|---|
| 1N2154 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1N2154 | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept Power Components Opn |
| EIA RELEASE2474 | 5/9 Secondary reference U.S. Government activity |
| 1N2154 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1N2154 | C/1 Advisory reference — outside the item-of-supply concept Semicon Components Inc |
| 1N2154 | 5/9 Secondary reference U.S. Government activity |
| 1N2154 | 5/9 Secondary reference Solitron Devices, Inc. |
| 1N2154 | 5/9 Secondary reference Trw Electronics and Defense Sector Rf Devices |
NSN 5961-01-094-0803 is a Semiconductor Device,diode, manufactured by Semitronics Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-094-0803 has 1 manufacturer part number on file: 1N2154 (Semitronics Corp).
Key specifications for 1N2154: Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM REVERSE VOLTAGE, PEAK; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Joint Electronic Device Engineering Council/jedec/case Outline Designation: DO-5. 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.