The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-003-4560, 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 Vishay Intertechnology, Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-003-4560 |
| Primary Part Number | 50RIA10 |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Vishay Intertechnology, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 NOMINAL OFF-STATE VOLTAGE, RMS TOTAL |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.667 INCHES MAXIMUM IN |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.683 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 80.00 AMPERES NOMINAL ON-STATE CURRENT, DC |
| Terminal Type and Quantity | 1 THREADED STUD AND 2 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 50RIA10 | Vishay Intertechnology, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 50RCS10 | 5/9 Secondary reference U.S. Government activity |
| 50R1A10 | 3/2 Design control — primary reference U.S. Government activity |
| C147A | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Semi-Conductor Products Dept Power Components Opn |
| C147A | C/1 Advisory reference — outside the item-of-supply concept Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
| C147AX147 | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
| A24987-2 | C/1 Advisory reference — outside the item-of-supply concept Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
| 139-0002 | C/1 Advisory reference — outside the item-of-supply concept Wavetek Rockland Inc Div |
| 801577-1 | 5/2 Secondary reference U.S. Government activity |
| C147A | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
| 124-0358 | 5/2 Secondary reference U.S. Government activity |
NSN 5961-01-003-4560 is a Semiconductor Device,thyristor, manufactured by Vishay Intertechnology, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-003-4560 has 1 manufacturer part number on file: 50RIA10 (Vishay Intertechnology, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-474-1748, 1510-01-671-1624. Verify interchangeability with system specifications before substitution.
Key specifications for 50RIA10: Voltage Rating in Volts Per Characteristic: 100.0 NOMINAL OFF-STATE VOLTAGE, RMS TOTAL; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Overall Diameter: 0.667 INCHES MAXIMUM IN. 12 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.