The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-00-883-0110, 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 Semitronics Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-00-883-0110 |
| Primary Part Number | 2N1806 |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semitronics Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 600.0 MAXIMUM FORWARD VOLTAGE, PEAK AND 720.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 750.0 MAXIMUM REVERSE VOLTAGE, PEAK AND 10.0 MAXIMUM FORWARD GATE TO SOURCE VOLTAGE AND 5.0 MAXIMUM REVERSE GATE TO SOURCE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS CASE DEGC |
| Mounting Facility Quantity | 1 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-94 |
| Overall Diameter | 1.227 INCHES MAXIMUM IN |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Overall Width Across Flats | 1.047 INCHES NOMINAL IN |
| Nominal Thread Size | 0.500 INCHES IN |
| Current Rating Per Characteristic | 2.00 AMPERES MAXIMUM FORWARD GATE CURRENT |
| Specification/standard Data | 80131-RELEASE4287 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 3 INSULATED WIRE LEAD W/TERMINAL LUG AND 1 THREADED STUD |
| Thread Series Designator | UNF |
| Electrode Internally-Electrically Connected to Case | ANODE |
| Power Rating Per Characteristic | 5.0 WATTS MAXIMUM PEAK GATE POWER DISSIPATION AND 0.5 WATTS NOMINAL AVERAGE GATE 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 |
|---|---|
| 2N1806 | Semitronics Corp (USA) |
| 2N1806 | Fmc Technologies Inc Div Material Handling Solutions (USA) |
| 2N1806 | Powerex, Inc. (USA) |
| Reference | Meaning |
|---|---|
| RELEASE4287 | 5/9 Secondary reference U.S. Government activity |
| 2N1806 | 5/2 Secondary reference U.S. Government activity |
| 2N1806 | 3/9 Design control — primary reference U.S. Government activity |
| 2N1806 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2N1806 | 5/9 Secondary reference Westinghouse Electric Corp Semiconductor Div |
| 2N1806 | 5/9 Secondary reference U.S. Government activity |
| 2N1806 | 5/9 Secondary reference Trw Electronics and Defense Sector Rf Devices |
| J94-0166 | C/1 Advisory reference — outside the item-of-supply concept Ward Leonard Ct Llc |
NSN 5961-00-883-0110 is a Semiconductor Device,thyristor, manufactured by Semitronics Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-883-0110 has 3 manufacturer part numbers on file: 2N1806 (Semitronics Corp), 2N1806 (Fmc Technologies Inc Div Material Handling Solutions), 2N1806 (Powerex, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-912-6844. Verify interchangeability with system specifications before substitution.
Key specifications for 2N1806: Voltage Rating in Volts Per Characteristic: 600.0 MAXIMUM FORWARD VOLTAGE, PEAK AND 720.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 750.0 MAXIMUM REVERSE VOLTAGE, PEAK AND 10.0 MAXIMUM FORWARD GATE TO SOURCE VOLTAGE AND 5.0 MAXIMUM REVERSE GATE TO SOURCE VOLTAGE; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS CASE DEGC; Mounting Facility Quantity: 1; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-94. 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.
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.