The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-294-4714, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-294-4714 |
| Primary Part Number | 2916271-1 |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 50.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED AND 75.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | BURN IN AND HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.551 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 25.00 AMPERES MAXIMUM FORWARD CURRENT, DC AND 200.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT |
| Terminal Type and Quantity | 1 THREADED STUD AND 2 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| Power Rating Per Characteristic | 5.0 WATTS MAXIMUM PEAK GATE POWER-FORWARD AND 0.5 WATTS MAXIMUM 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 |
|---|---|
| 2916271-1 | Semitronics Corp (USA) |
| 2916271-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 72511 | 5/9 Secondary reference Renesas Electronics America Inc |
| SCR1378 | 5/9 Secondary reference Freescale Semiconductor, Inc. |
NSN 5961-01-294-4714 is a Semiconductor Device,thyristor, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-294-4714 has 2 manufacturer part numbers on file: 2916271-1 (Semitronics Corp), 2916271-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-483-1155, 4010-01-625-9710. Verify interchangeability with system specifications before substitution.
Key specifications for 2916271-1: Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED AND 75.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Mounting Method: THREADED STUD(S). 13 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.