The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-245-6636, 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 Microsemi Corp - Massachusetts. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-01-245-6636 |
| Primary Part Number | UZ7840 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Microsemi Corp - Massachusetts |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 40.0 NOMINAL NOMINAL REGULATOR VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS AMBIENT AIR DEGC |
| Mounting Facility Quantity | 1 |
| Precious Material | GOLD |
| Mounting Method | THREADED STUD(S) |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.187 INCHES NOMINAL IN |
| Nominal Thread Size | 0.112 INCHES IN |
| Current Rating Per Characteristic | 60.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT |
| Voltage Tolerance in Percent | -10.0 TO 10.0 |
| Function for Which Designed | ZENER DIODE |
| Precious Material and Location | EXTERNAL SURFACES GOLD |
| Material | SILICON SEMICONDUCTOR |
| Terminal Type and Quantity | 1 SOLDER STUD AND 1 THREADED STUD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Power Rating Per Characteristic | 10.0 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 |
|---|---|
| UZ7840 | Microsemi Corp - Massachusetts (USA) |
| Reference | Meaning |
|---|---|
| 48P228644-01 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| UZ7840 | 3/9 Design control — primary reference Micro Uspd Inc |
NSN 5961-01-245-6636 is a Semiconductor Device,diode, manufactured by Microsemi Corp - Massachusetts, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-245-6636 has 1 manufacturer part number on file: UZ7840 (Microsemi Corp - Massachusetts).
Key specifications for UZ7840: Voltage Rating in Volts Per Characteristic: 40.0 NOMINAL NOMINAL REGULATOR VOLTAGE; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Mounting Facility Quantity: 1; Precious Material: GOLD. 16 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.