The Transistor, cataloged under National Stock Number 5961-00-490-4259, 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 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-490-4259 |
| Primary Part Number | 3185546 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS AND 200.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.875 INCHES MAXIMUM IN |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.875 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.312 INCHES IN |
| Current Rating Per Characteristic | 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 1.00 AMPERES MAXIMUM BASE CURRENT, DC |
| Terminal Type and Quantity | 1 WIRE HOOK AND 2 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 150.0 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3185546 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| A67G20104000AA | 5/9 Secondary reference Westinghouse Electric Corp Semiconductor Div |
| 2N3477 | 5/1 Secondary reference Semitronics Corp |
| 3185546 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 5961-00-490-4259 is a Transistor, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-490-4259 has 1 manufacturer part number on file: 3185546 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-059-0875. Verify interchangeability with system specifications before substitution.
Key specifications for 3185546: Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS AND 200.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Overall Diameter: 0.875 INCHES MAXIMUM IN. 15 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.
NSN 5961-00-490-4259 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.