The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-185-9487, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-01-185-9487 |
| Primary Part Number | USD545 |
| 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 | 45.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE AND 45.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 54.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Mounting Method | THREADED STUD(S) |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.677 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 150.00 AMPERES MAXIMUM FORWARD CURRENT, MAXIMUM PEAK TOTAL VALUE AND 75.00 AMPERES MAXIMUM FORWARD CURRENT, AVERAGE |
| 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 |
|---|---|
| USD545 | Micro Uspd Inc (USA) |
| Reference | Meaning |
|---|---|
| 116806-004 | 5/2 Secondary reference U.S. Government activity |
| 331754 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5961-01-185-9487 is a Semiconductor Device,diode, manufactured by Micro Uspd Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-185-9487 has 1 manufacturer part number on file: USD545 (Micro Uspd Inc).
Key specifications for USD545: Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE AND 45.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 54.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Mounting Method: THREADED STUD(S). 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.