The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-131-3703, 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 Nec America Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-131-3703 |
| Primary Part Number | 1S954 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Nec America Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 75.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE AND 50.0 MAXIMUM REVERSE VOLTAGE, DC |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | DO-35 |
| Overall Diameter | 1.980 INCHES MAXIMUM IN |
| Terminal Length | 0.250 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 200.00 MILLIAMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE |
| Material | SILICON SEMICONDUCTOR |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 500.0 MILLIWATTS 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 |
|---|---|
| 1S954 PRIMARY | Nec America Inc (USA) |
| Reference | Meaning |
|---|---|
| 524-0008 | 5/2 Secondary reference U.S. Government activity |
NSN 5961-01-131-3703 is a Semiconductor Device,diode, manufactured by Nec America Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-131-3703 has 1 manufacturer part number on file: 1S954 (Nec America Inc).
Key specifications for 1S954: Voltage Rating in Volts Per Characteristic: 75.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE AND 50.0 MAXIMUM REVERSE VOLTAGE, DC; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: DO-35; Overall Diameter: 1.980 INCHES MAXIMUM IN. 12 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.