The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-504-9328, 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 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-504-9328 |
| Primary Part Number | E20-335 |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 1200.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 1000.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE AND 1000.0 MAXIMUM REPETITIVE PEAK OFF-STATE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS AMBIENT AIR DEGC |
| Mounting Facility Quantity | 1 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-48 |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Features Provided | ELECTROSTATIC SENSITIVE |
| Overall Width Across Flats | 0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 35.00 AMPERES MAXIMUM ON-STATE CURRENT, RMS TOTAL AND 22.00 AMPERES MAXIMUM ON-STATE CURRENT, AVERAGE |
| Thread Quantity Per Inch | 28 |
| Terminal Type and Quantity | 1 THREADED STUD AND 2 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| Electrode Internally-Electrically Connected to Case | ANODE |
| Power Rating Per Characteristic | 60.0 WATTS MAXIMUM 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 |
|---|---|
| E20-335 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| SYMZ-70254-57 | 7/2 Vendor item drawing reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| SYMZ-70254 | D/9 Drawing number reference only Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| SYMZ-70254-59 | 7/2 Vendor item drawing reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| SYMZ-70254-58 | 7/2 Vendor item drawing reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
NSN 5961-01-504-9328 is a Semiconductor Device,thyristor, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-504-9328 has 1 manufacturer part number on file: E20-335 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for E20-335: Voltage Rating in Volts Per Characteristic: 1200.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 1000.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE AND 1000.0 MAXIMUM REPETITIVE PEAK OFF-STATE VOLTAGE; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS AMBIENT AIR DEGC; Mounting Facility Quantity: 1; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-48. 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.