The Transistor, cataloged under National Stock Number 5961-00-971-7366, 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 L3harris Interstate Electronics Corporation. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-971-7366 |
| Primary Part Number | 345-124-009 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | L3harris Interstate Electronics Corporation |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Maximum Operating Temp Per Measurement Point | 100.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 2 |
| Overall Diameter | 0.875 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | GERMANIUM |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 0.15 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Specification/standard Data | 80131-RELEASE2126 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD AND 1 CASE |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| 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 |
|---|---|
| 345-124-009 | L3harris Interstate Electronics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2N399 | 3/9 Design control — primary reference U.S. Government activity |
| 2N399 | 5/9 Secondary reference Electronic Transistors Corp |
| RELEASE2126 | 5/9 Secondary reference U.S. Government activity |
| 2N399 | 5/9 Secondary reference Csr Industries Inc |
| 2N399 | 5/9 Secondary reference Solitron Devices, Inc. |
NSN 5961-00-971-7366 is a Transistor, manufactured by L3harris Interstate Electronics Corporation, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-971-7366 has 1 manufacturer part number on file: 345-124-009 (L3harris Interstate Electronics Corporation).
Key specifications for 345-124-009: Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN; Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 2; Overall Diameter: 0.875 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.