The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-855-2555, 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 International Diode Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-855-2555 |
| Primary Part Number | 1N1739A |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | International Diode Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 31.0 NOMINAL NOMINAL REGULATOR VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS CASE DEGC |
| Overall Diameter | 0.635 INCHES NOMINAL IN |
| Terminal Length | 1.625 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 7.50 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT |
| Specification/standard Data | 80131-RELEASE 3092 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Voltage Tolerance in Percent | -5.0 TO 5.0 |
| Function for Which Designed | ZENER DIODE |
| Material | SILICON SEMICONDUCTOR |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 1.0 WATTS MAXIMUM TOTAL DEVICE 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 |
|---|---|
| 1N1739A | International Diode Corp (USA) |
| 1N1739A | Solid State Devices, Inc (USA) |
| 1N1739A | Microsemi Corp - Massachusetts (USA) |
| Reference | Meaning |
|---|---|
| 1N1739A | 5/9 Secondary reference Microsemi Corp.-Scottsdale Dba Microsemi |
| 1N1739A | 5/9 Secondary reference Telcom Semiconductor Inc |
| 1N1739A | 5/9 Secondary reference General Semiconductor Industries Inc |
| 1N1739A | 5/9 Secondary reference Trw Electronics and Defense Sector Rf Devices |
| 1N1739A | 5/9 Secondary reference Solitron Devices, Inc. |
| 1N1739A | 5/9 Secondary reference Freescale Semiconductor, Inc. |
| RELEASE 3092 | 5/9 Secondary reference U.S. Government activity |
| 1N1739A | 5/9 Secondary reference Microsemi Corporation |
| 1N1739A | 3/9 Design control — primary reference U.S. Government activity |
| 1N1739A | 5/9 Secondary reference U.S. Government activity |
| 1N1739A | 5/9 Secondary reference U.S. Government activity |
| 1N1739A | 5/9 Secondary reference Semiconductor Devices Inc |
| 1N1739A | 5/9 Secondary reference C O D I Corp Dba Codi Semiconductor Inc |
NSN 5961-00-855-2555 is a Semiconductor Device,diode, manufactured by International Diode Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-855-2555 has 3 manufacturer part numbers on file: 1N1739A (International Diode Corp), 1N1739A (Solid State Devices, Inc), 1N1739A (Microsemi Corp - Massachusetts).
Key specifications for 1N1739A: Voltage Rating in Volts Per Characteristic: 31.0 NOMINAL NOMINAL REGULATOR VOLTAGE; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS CASE DEGC; Overall Diameter: 0.635 INCHES NOMINAL IN; Terminal Length: 1.625 INCHES MINIMUM AND 1.875 INCHES MAXIMUM 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.