The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-078-9944, 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 Micro Uspd Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-078-9944 |
| Primary Part Number | UTG1492 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Micro Uspd Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.165 INCHES MAXIMUM IN |
| Terminal Length | 0.900 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 60.00 AMPERES MAXIMUM FORWARD CURRENT, DC |
| Test Data Document | 97942-583R491 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) |
| Material | SILICON SEMICONDUCTOR |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| 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 |
|---|---|
| UTG1492 | Micro Uspd Inc (USA) |
| Reference | Meaning |
|---|---|
| SS3835 | 5/9 Secondary reference Semtech Corporation |
| 583R491H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5961-01-078-9944 is a Semiconductor Device,diode, manufactured by Micro Uspd Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-078-9944 has 1 manufacturer part number on file: UTG1492 (Micro Uspd Inc).
Key specifications for UTG1492: Voltage Rating in Volts Per Characteristic: 400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.165 INCHES MAXIMUM IN; Terminal Length: 0.900 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.