The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-065-2121, 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 C E Elgin Electronics Div of Combustion Engineering 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-00-065-2121 |
| Primary Part Number | 134131 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | C E Elgin Electronics Div of Combustion Engineering Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 400.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 190.0 CELSIUS AMBIENT AIR DEGC |
| Mounting Facility Quantity | 1 |
| Mounting Method | THREADED STUD(S) |
| Features Provided | REVERSE POLARITY |
| Overall Width Across Flats | 0.437 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Current Rating Per Characteristic | 300.00 AMPERES MAXIMUM PEAK REVERSE SURGE CURRENT |
| Function for Which Designed | RECTIFIER |
| Material | SILICON SEMICONDUCTOR |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG AND 1 THREADED STUD |
| 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 |
|---|---|
| 134131 | C E Elgin Electronics Div of Combustion Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| 16FR40 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5961-00-065-2121 is a Semiconductor Device,diode, manufactured by C E Elgin Electronics Div of Combustion Engineering Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-065-2121 has 1 manufacturer part number on file: 134131 (C E Elgin Electronics Div of Combustion Engineering Inc).
6 possible matches (shared part number, not a government interchangeability claim): 1440-00-347-5358, 5961-00-438-2198, 5340-00-586-3965. Verify interchangeability with system specifications before substitution.
Key specifications for 134131: Voltage Rating in Volts Per Characteristic: 400.0 MAXIMUM REPETITIVE PEAK REVERSE VOLTAGE; Maximum Operating Temp Per Measurement Point: 190.0 CELSIUS AMBIENT AIR DEGC; Mounting Facility Quantity: 1; Mounting Method: THREADED STUD(S). 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.