The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-290-5612, 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 Emerson Electric Co Computer Power Div. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-290-5612 |
| Primary Part Number | 12-679125-02 |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Emerson Electric Co Computer Power Div |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 700.0 MINIMUM FORWARD VOLTAGE, PEAK |
| Overall Diameter | 0.520 INCHES NOMINAL IN |
| Mounting Method | PRESS FIT |
| Semiconductor Material | SILICON |
| Material | CERAMIC ENCLOSURE |
| Terminal Type and Quantity | 2 INSULATED WIRE LEAD W/TERMINAL LUG AND 2 CASE |
| 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 |
|---|---|
| 12-679125-02 | Powerex, Inc. (USA) |
| 12-679125-02 PRIMARY | Emerson Electric Co Computer Power Div (USA) |
| Reference | Meaning |
|---|---|
| T527071384 | 5/9 Secondary reference Westinghouse Electric Corp Semiconductor Div |
| C-364SX44 | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
| 12-679125-02 | 5/1 Secondary reference Liebert Corp |
| C364S | 5/1 Secondary reference Powerex, Inc. |
NSN 5961-01-290-5612 is a Semiconductor Device,thyristor, manufactured by Emerson Electric Co Computer Power Div, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-290-5612 has 2 manufacturer part numbers on file: 12-679125-02 (Powerex, Inc.), 12-679125-02 (Emerson Electric Co Computer Power Div).
Key specifications for 12-679125-02: Voltage Rating in Volts Per Characteristic: 700.0 MINIMUM FORWARD VOLTAGE, PEAK; Overall Diameter: 0.520 INCHES NOMINAL IN; Mounting Method: PRESS FIT; Semiconductor Material: SILICON. 6 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.