New TRW PT6702-1 transistor, we believe the PT indicates it is a Power Transistor.
Information gleaned seems to indicate that they are NPN UHF Power Transistors of some sort.
NSN is 5961-00-449-3337
They are new and unused, in a sealed Military bags to preserve their condition. Nice, clean and shiny just like the day they were packaged.
Technical Characteristics Information
| MRC | Requirement Statement | Reply Statement |
| ABBH | INCLOSURE MATERIAL | METAL |
| ABHP | OVERALL LENGTH | 0.230 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.375 INCHES MAXIMUM |
| AKPV | MOUNTING FACILITY QUANTITY | 1 |
| ALAS | INTERNAL CONFIGURATION | JUNCTION CONTACT |
| AXGY | MOUNTING METHOD | THREADED STUD |
| CBBL | FEATURES PROVIDED | HERMETICALLY SEALED CASE |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES |
| CTMZ | SEMICONDUCTOR MATERIAL | SILICON |
| CTQN | VOLTAGE RATING IN VOLTS PER CHARACTERISTIC | 50.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 70.0 MAXIMUM COLLECTOR TO EMITTER REVERSE VOLTAGE, WITH BASE SHORT-CIRCUITED TO EMITTER AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| CTQX | CURRENT RATING PER CHARACTERISTIC | 3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| CTRD | POWER RATING PER CHARACTERISTIC | 25.0 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| CTSG | MAXIMUM OPERATING TEMP PER MEASUREMENT POINT | 200.0 DEG CELSIUS JUNCTION |
| FEAT | SPECIAL FEATURES | JUNCTION PATTERN ARRANGEMENT: NPN |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| TTQY | TERMINAL TYPE AND QUANTITY | 4 RIBBON |
| Product Code | TRW28EPR56 |
| Manufacturer | TRW Surplus |
| Stock Level | 7500 |
| Condition | New |
| Weight | 0.5lb |
| Quantity | Price per unit |
|---|---|
| 1 | $13.87 |
| 1+ | $13.87 |
| 10+ | $13.01 |
| 50+ | $12.57 |
| 100+ | $11.87 |
| 1000+ | $9.99 |
| 5000+ | $7.50 |