The Transistor, cataloged under National Stock Number 5961-01-294-5797, 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 Thales Sa. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-294-5797 |
| Primary Part Number | 99181170 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Thales Sa |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 18.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 36.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 2.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS JUNCTION DEGC |
| Overall Diameter | 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Mounting Method | PRESS FIT |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Current Rating Per Characteristic | 200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 4 RIBBON |
| Power Rating Per Characteristic | 2.5 WATTS MAXIMUM TOTAL DEVICE 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 |
|---|---|
| 99181170 | Thales Sa (FRA) |
| Reference | Meaning |
|---|---|
| MRF581 | 3/9 Design control — primary reference Freescale Semiconductor, Inc. |
| 1854-1032 | C/1 Advisory reference — outside the item-of-supply concept Keysight Technologies, Inc. |
| 722256 | 5/2 Secondary reference U.S. Government activity |
NSN 5961-01-294-5797 is a Transistor, manufactured by Thales Sa, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-294-5797 has 1 manufacturer part number on file: 99181170 (Thales Sa).
Key specifications for 99181170: Voltage Rating in Volts Per Characteristic: 18.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 36.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 2.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN; Mounting Method: PRESS FIT. 10 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.