The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-398-3525, 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 Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-398-3525 |
| Primary Part Number | 9999-4492-001 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 70.0 MAXIMUM REVERSE VOLTAGE, DC |
| Mounting Method | PRESS FIT |
| Function for Which Designed | SWITCHING |
| Material | SILICON SEMICONDUCTOR |
| Terminal Type and Quantity | 2 PIN |
| 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 |
|---|---|
| 9999-4492-001 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
| GC-41276-38 | Microsemi Corp - Massachusetts Div Microsemi - Lowell (USA) |
NSN 5961-01-398-3525 is a Semiconductor Device,diode, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-398-3525 has 2 manufacturer part numbers on file: 9999-4492-001 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems), GC-41276-38 (Microsemi Corp - Massachusetts Div Microsemi - Lowell).
Key specifications for 9999-4492-001: Voltage Rating in Volts Per Characteristic: 70.0 MAXIMUM REVERSE VOLTAGE, DC; Mounting Method: PRESS FIT; Overall Length: 0.624 INCHES MAXIMUM IN; Function for Which Designed: SWITCHING. 5 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.