The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-438-6655, 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 Semikron Intl Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-438-6655 |
| Primary Part Number | SKT240/12E |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semikron Intl Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 1200.0 NOMINAL REPETITIVE PEAK OFF-STATE VOLTAGE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| SKT240/12E PRIMARY | Semikron Intl Inc (USA) |
| Reference | Meaning |
|---|---|
| SKT 240/12D | 5/9 Secondary reference Semikron Intl Inc |
NSN 5961-01-438-6655 is a Semiconductor Device,thyristor, manufactured by Semikron Intl Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-438-6655 has 1 manufacturer part number on file: SKT240/12E (Semikron Intl Inc).
Key specifications for SKT240/12E: Overall Height: 0.750 INCHES NOMINAL IN; Voltage Rating in Volts Per Characteristic: 1200.0 NOMINAL REPETITIVE PEAK OFF-STATE VOLTAGE; Overall Diameter: 2.000 INCHES NOMINAL IN; Special Features: TYPICAL APPLICATIONS DC MOTOR CONTROL FOR MACHINE TOOLS;CONTROLLED RECTIFIERS FOR BATTERY CHARGING;AC CONTROLLERS FOR TEMPERATURE CONTROL. 2 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.