The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-236-6086, 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 Burns and Towne Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 15 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-236-6086 |
| Primary Part Number | 1N5239B |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Burns and Towne Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 9.1 NOMINAL NOMINAL REGULATOR VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS AMBIENT AIR DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | DO-204AH |
| Overall Diameter | 0.075 INCHES NOMINAL IN |
| Terminal Length | 1.250 INCHES NOMINAL IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 20.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT |
| Specification/standard Data | 80131-RELEASE5566 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 | 500.0 MILLIWATTS 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 |
|---|---|
| 1N5239B | Burns and Towne Inc (USA) |
| 1N5239B | Semitronics Corp (USA) |
| 1N5239B | International Diode Corp (USA) |
| 14500027-007 | Honeywell Inc Commercial Div (USA) |
| Reference | Meaning |
|---|---|
| 1N5239B | 5/9 Secondary reference Adelco Elektronik Gmbh |
| 1N5239B | 5/9 Secondary reference C O D I Corp Dba Codi Semiconductor Inc |
| RELEASE5566 | 5/9 Secondary reference U.S. Government activity |
| 1N5239B | 3/9 Design control — primary reference U.S. Government activity |
| 1N5239B | 5/9 Secondary reference General Semiconductor Industries Inc |
| 1N5239B | 5/9 Secondary reference Telcom Semiconductor Inc |
| 1N5239 | C/1 Advisory reference — outside the item-of-supply concept Freescale Semiconductor, Inc. |
| 1N5239A | C/1 Advisory reference — outside the item-of-supply concept Freescale Semiconductor, Inc. |
| 1N5239B | 5/9 Secondary reference Freescale Semiconductor, Inc. |
| 1N5239BA | 5/9 Secondary reference Adelco Elektronik Gmbh |
| 1N5239B | 5/9 Secondary reference Microsemi Corp.-Scottsdale Dba Microsemi |
| 1N5239B | 5/2 Secondary reference U.S. Government activity |
| FBMZ139 | 5/9 Secondary reference U.S. Government activity |
| 1N5239B | C/1 Advisory reference — outside the item-of-supply concept On Semiconductor Corporation |
| 510038-019 | C/1 Advisory reference — outside the item-of-supply concept L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 5961-00-236-6086 is a Semiconductor Device,diode, manufactured by Burns and Towne Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-236-6086 has 4 manufacturer part numbers on file: 1N5239B (Burns and Towne Inc), 1N5239B (Semitronics Corp), 1N5239B (International Diode Corp), 14500027-007 (Honeywell Inc Commercial Div).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-324-3077. Verify interchangeability with system specifications before substitution.
Key specifications for 1N5239B: Voltage Rating in Volts Per Characteristic: 9.1 NOMINAL NOMINAL REGULATOR VOLTAGE; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS AMBIENT AIR DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: DO-204AH; Overall Diameter: 0.075 INCHES NOMINAL IN. 15 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.