The Transistor, cataloged under National Stock Number 5961-00-903-8686, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-903-8686 |
| Primary Part Number | 900201-221 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | -20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND -20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC |
| Maximum Operating Temp Per Measurement Point | 100.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.330 INCHES NOMINAL IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | GERMANIUM |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 200.0 MILLIWATTS MAXIMUM TOTAL 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 |
|---|---|
| 900201-221 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| SM300 | 5/9 Secondary reference U.S. Government activity |
NSN 5961-00-903-8686 is a Transistor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-903-8686 has 1 manufacturer part number on file: 900201-221 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
2 possible matches (shared part number, not a government interchangeability claim): 3417-01-152-5994, 5935-01-675-3891. Verify interchangeability with system specifications before substitution.
Key specifications for 900201-221: Voltage Rating in Volts Per Characteristic: -20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND -20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC; Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.330 INCHES NOMINAL IN; Terminal Length: 1.500 INCHES MINIMUM 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.