The Transistor, cataloged under National Stock Number 5961-00-082-3855, 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 Semiconductor Technology, Inc. Dba Semiconductor Technology Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-00-082-3855 |
| Primary Part Number | 2N2784 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semiconductor Technology, Inc. Dba Semiconductor Technology Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION175.0 CELSIUS JUNCTION DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-18TO-18 |
| Overall Diameter | 0.209 INCHES MINIMUM AND 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN |
| Terminal Length | 0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINALTERMINAL |
| Semiconductor Material | SILICONSILICON |
| Internal Configuration | JUNCTION CONTACTJUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 5.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN5.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN |
| Electrode Internally-Electrically Connected to Case | COLLECTORCOLLECTOR |
| Power Rating Per Characteristic | 0.3 WATTS MAXIMUM COLLECTOR POWER DISSIPATION0.3 WATTS MAXIMUM COLLECTOR 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 |
|---|---|
| 2N2784 | Semiconductor Technology, Inc. Dba Semiconductor Technology Inc (USA) |
| Reference | Meaning |
|---|---|
| RELEASE4191 | 5/9 Secondary reference U.S. Government activity |
| 352-0707-020 | 5/1 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 2N2784 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5961-00-082-3855 is a Transistor, manufactured by Semiconductor Technology, Inc. Dba Semiconductor Technology Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-082-3855 has 1 manufacturer part number on file: 2N2784 (Semiconductor Technology, Inc. Dba Semiconductor Technology Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5961-00-489-0905, 5961-00-563-1089. Verify interchangeability with system specifications before substitution.
Key specifications for 2N2784: Voltage Rating in Volts Per Characteristic: 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION175.0 CELSIUS JUNCTION DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18TO-18; Overall Diameter: 0.209 INCHES MINIMUM AND 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN. 14 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.