The Transistor, cataloged under National Stock Number 5961-01-103-4877, 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 Grimes Aerospace Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-103-4877 |
| Primary Part Number | 55-0789-3 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC |
| Mounting Facility Quantity | 2 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-3 |
| Overall Diameter | 1.550 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 7.50 AMPERES MAXIMUM BASE CURRENT, DC |
| Terminal Type and Quantity | 1 CASE AND 2 PIN |
| Power Rating Per Characteristic | 200.0 WATTS 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 |
|---|---|
| 55-0789-3 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| SES4902 | 5/9 Secondary reference Solitron Devices, Inc. |
| SJ7356 | 5/9 Secondary reference Freescale Semiconductor, Inc. |
NSN 5961-01-103-4877 is a Transistor, manufactured by Grimes Aerospace Company, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-103-4877 has 1 manufacturer part number on file: 55-0789-3 (Grimes Aerospace Company).
Key specifications for 55-0789-3: Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC; Mounting Facility Quantity: 2; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-3; Overall Diameter: 1.550 INCHES MAXIMUM IN. 11 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.