The Transistor, cataloged under National Stock Number 5961-01-025-4372, 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 Semiconductor Technology, Inc. Dba Semiconductor Technology Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-025-4372 |
| Primary Part Number | MJ900 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Semiconductor Technology, Inc. Dba Semiconductor Technology Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 2 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-3 |
| Terminal Length | 0.312 INCHES MINIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 8.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 100.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC |
| Terminal Type and Quantity | 2 PIN AND 1 CASE |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 90.0 WATTS 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 |
|---|---|
| MJ900 | Semiconductor Technology, Inc. Dba Semiconductor Technology Inc (USA) |
| MJ900 | Freescale Semiconductor, Inc. (USA) |
| MJ900 | Motorola Gmbh Geschaftsbereich Halbleiter (DEU) |
| Reference | Meaning |
|---|---|
| 472464-0001 | 3/9 Design control — primary reference Sypris Electronics, Llc |
| 0N173953 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 007-0222-00 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Dba Honeywell Aerospace Div Aerospace-Olathe |
| SP818-173-3 | C/1 Advisory reference — outside the item-of-supply concept Palomar Products, Inc. |
| 5961PL1392246 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 241-900042.3 | 5/9 Secondary reference Rheinmetall Nordic As |
NSN 5961-01-025-4372 is a Transistor, manufactured by Semiconductor Technology, Inc. Dba Semiconductor Technology Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-025-4372 has 3 manufacturer part numbers on file: MJ900 (Semiconductor Technology, Inc. Dba Semiconductor Technology Inc), MJ900 (Freescale Semiconductor, Inc.), MJ900 (Motorola Gmbh Geschaftsbereich Halbleiter).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-150-5865. Verify interchangeability with system specifications before substitution.
Key specifications for MJ900: Overall Height: 0.350 INCHES NOMINAL IN; Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 2. 13 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.