The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-293-1102, 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 Compudata Div. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-293-1102 |
| Primary Part Number | 1N5591B |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semitronics Corp Compudata Div |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 150.0 NOMINAL NOMINAL REGULATOR VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Overall Diameter | 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Terminal Length | 1.000 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 6.30 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION |
| Specification/standard Data | 80131-RELEASE 5921 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Voltage Tolerance in Percent | -5.0 TO 5.0 |
| Function for Which Designed | BIDIRECTIONAL AND VOLTAGE REGULATOR |
| Material | SILICON SEMICONDUCTOR |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 1.0 WATTS MAXIMUM TOTAL 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 |
|---|---|
| 1N5591B | Semitronics Corp Compudata Div (USA) |
| 1N5591B | Central Semiconductor, Llc Dba Central Semiconductor Corp (USA) |
| 1N5591B | International Diode Corp (USA) |
| 1N5591B | Microsemi Corp - Massachusetts (USA) |
| 1N5591B | Space Power Electronics Inc (USA) |
| 1N5591B | Semiconductor Components Inc Dba Sci (USA) |
| Reference | Meaning |
|---|---|
| 1N5591B | 5/9 Secondary reference Microsemi Corporation |
| 1N5591B | 3/9 Design control — primary reference U.S. Government activity |
| RELEASE 5921 | 5/9 Secondary reference U.S. Government activity |
| 1N5591B | C/1 Advisory reference — outside the item-of-supply concept New Jersey Semi-Conductor Products, Inc. |
| JAN1N5591A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5961-01-293-1102 is a Semiconductor Device,diode, manufactured by Semitronics Corp Compudata Div, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-293-1102 has 6 manufacturer part numbers on file: 1N5591B (Semitronics Corp Compudata Div), 1N5591B (Central Semiconductor, Llc Dba Central Semiconductor Corp), 1N5591B (International Diode Corp), 1N5591B (Microsemi Corp - Massachusetts), 1N5591B (Space Power Electronics Inc) and 1 more.
Key specifications for 1N5591B: Voltage Rating in Volts Per Characteristic: 150.0 NOMINAL NOMINAL REGULATOR VOLTAGE; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Terminal Length: 1.000 INCHES MINIMUM IN. 14 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.