The Transistor, cataloged under National Stock Number 5961-01-006-8429, 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 Philips Electronics Ltd. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-006-8429 |
| Primary Part Number | BC238B |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Philips Electronics Ltd |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS JUNCTION DEGC |
| Overall Diameter | 5.2 MILLIMETERS MAXIMUM MM |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Current Rating Per Characteristic | 100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 300.0 MILLIWATTS MAXIMUM COLLECTOR 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 |
|---|---|
| BC238B PRIMARY | Philips Electronics Ltd (CAN) |
| BC238B | British Sarozal Ltd (GBR) |
| Reference | Meaning |
|---|---|
| BC172B | C/1 Advisory reference — outside the item-of-supply concept Itt Semiconductors a Division of International Telephone and Telegraph Corp |
| 10020801 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 10-634-001-10 | 5/9 Secondary reference Applied Technology Div of Antekna Inc |
| ST-BC238B | 5/9 Secondary reference Semiconductor Technology, Inc. Dba Semiconductor Technology Inc |
| BC238C | 5/9 Secondary reference Fairchild Semiconductor Corp |
| 28452-781A | C/1 Advisory reference — outside the item-of-supply concept Viavi Solutionsllc |
| BC238B | 5/9 Secondary reference Texas Instruments Incorporated |
| BC238B | 5/9 Secondary reference National Semiconductor Corporation |
| 10-634-001-10 | C/1 Advisory reference — outside the item-of-supply concept Hewlett-Packard Company Dba HP |
NSN 5961-01-006-8429 is a Transistor, manufactured by Philips Electronics Ltd, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-006-8429 has 2 manufacturer part numbers on file: BC238B (Philips Electronics Ltd), BC238B (British Sarozal Ltd).
Key specifications for BC238B: Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC; Overall Diameter: 5.2 MILLIMETERS MAXIMUM MM; Terminal Length: 0.500 INCHES MINIMUM IN. 10 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.