The Transistor, cataloged under National Stock Number 5961-00-161-3463, 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 Astronics Test Systems 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-161-3463 |
| Primary Part Number | 200184 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Astronics Test Systems Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS JUNCTION DEGC |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Internal Junction Configuration | PNP |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Current Rating Per Characteristic | 500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 1.5 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 |
|---|---|
| 200184 | Astronics Test Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| MPSA55A | 5/9 Secondary reference Adelco Elektronik Gmbh |
| MPSA55 | C/1 Advisory reference — outside the item-of-supply concept Lacon Electronic Gmbh |
| MPSA55 | 5/9 Secondary reference Renesas Electronics America Inc |
| MPSA55 | 5/9 Secondary reference Adelco Elektronik Gmbh |
| MPSA55 | 3/9 Design control — primary reference Freescale Semiconductor, Inc. |
NSN 5961-00-161-3463 is a Transistor, manufactured by Astronics Test Systems Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-161-3463 has 1 manufacturer part number on file: 200184 (Astronics Test Systems Inc).
5 possible matches (shared part number, not a government interchangeability claim): 5306-00-167-4086, 5930-00-189-6625, 2940-00-942-1935. Verify interchangeability with system specifications before substitution.
Key specifications for 200184: Overall Height: 0.165 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC; Terminal Length: 0.500 INCHES MINIMUM IN. 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.