The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-141-6826, 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 Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-01-141-6826 |
| Primary Part Number | 1.5KE18 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semikron Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 14.5 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.200 INCHES NOMINAL IN |
| Terminal Length | 1.100 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Current Rating Per Characteristic | 56.50 AMPERES MAXIMUM PEAK PULSE CURRENT |
| Material | SILICON SEMICONDUCTOR |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.040 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 1500.0 WATTS MAXIMUM TOTAL 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 |
|---|---|
| 1.5KE18 PRIMARY | Semikron Inc (USA) |
| 1.5KE18 PRIMARY | Semikron Intl Inc (USA) |
| Reference | Meaning |
|---|---|
| 1.5KE18 | 5/9 Secondary reference Microsemi Corp.-Scottsdale Dba Microsemi |
| 1.5KE18 | 5/9 Secondary reference General Semiconductor Industries Inc |
| 1N6277 | 5/9 Secondary reference General Semiconductor Industries Inc |
| TVP-1508 | C/1 Advisory reference — outside the item-of-supply concept Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div |
| 415/4/04975/000 | 5/9 Secondary reference Siemens Air Traffic Management |
| 1.5KE18 | 3/9 Design control — primary reference Protek Devices Lp Dba Protek Devices |
NSN 5961-01-141-6826 is a Semiconductor Device,diode, manufactured by Semikron Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-141-6826 has 2 manufacturer part numbers on file: 1.5KE18 (Semikron Inc), 1.5KE18 (Semikron Intl Inc).
Key specifications for 1.5KE18: Voltage Rating in Volts Per Characteristic: 14.5 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.200 INCHES NOMINAL IN; Terminal Length: 1.100 INCHES MINIMUM IN. 11 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.