| 317321 | BFY280S | HiRel NPN silicon RF transistor | Siemens |
| 317322 | BFY33 | NPN Transistor industrial type | Siemens |
| 317323 | BFY33 | Double-diffused NPN silicon RF Transistor in planar technology | TUNGSRAM |
| 317324 | BFY34 | NPN Transistor industrial type | Siemens |
| 317325 | BFY34 | Double-diffused NPN silicon RF Transistor in planar technology | TUNGSRAM |
| 317326 | BFY405 | HiRel NPN Silicon RF Transistor | Infineon |
| 317327 | BFY405ES | HiRel NPN Silicon RF Transistor | Infineon |
| 317328 | BFY405H | HiRel NPN Silicon RF Transistor | Infineon |
| 317329 | BFY405P | HiRel NPN Silicon RF Transistor | Infineon |
| 317330 | BFY405S | HiRel NPN Silicon RF Transistor | Infineon |
| 317331 | BFY420 | HiRel NPN Silicon RF Transistor | Infineon |
| 317332 | BFY420ES | HiRel NPN Silicon RF Transistor | Infineon |
| 317333 | BFY420H | HiRel NPN Silicon RF Transistor | Infineon |
| 317334 | BFY420P | HiRel NPN Silicon RF Transistor | Infineon |
| 317335 | BFY420S | HiRel NPN Silicon RF Transistor | Infineon |
| 317336 | BFY44 | VHF Power transistor | Texas Instruments |
| 317337 | BFY45 | NPN Transistor industrial type | Siemens |
| 317338 | BFY450 | HiRel NPN Silicon RF Transistor | Infineon |
| 317339 | BFY450ES | HiRel NPN Silicon RF Transistor | Infineon |
|
| 317340 | BFY450H | HiRel NPN Silicon RF Transistor | Infineon |
| 317341 | BFY450P | HiRel NPN Silicon RF Transistor | Infineon |
| 317342 | BFY450S | HiRel NPN Silicon RF Transistor | Infineon |
| 317343 | BFY46 | NPN Transistor industrial type | Siemens |
| 317344 | BFY46 | Double-diffused NPN silicon RF Transistor in planar technology | TUNGSRAM |
| 317345 | BFY50 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 317346 | BFY50 | General purpose NPN transistor | FERRANTI |
| 317347 | BFY50 | Switching NPN transistor | FERRANTI |
| 317348 | BFY50 | High frequency transistor | mble |
| 317349 | BFY50 | Low frequency transistor | mble |
| 317350 | BFY50 | High frequency transistor | mble |
| 317351 | BFY50 | Silicon n-p-n medium power transistor | Mullard |
| 317352 | BFY50 | NPN Silicon Transistor for high level audio applications | Newmarket Transistors NKT |
| 317353 | BFY50 | NPN medium power transistors | Philips |
| 317354 | BFY50 | MEDIUM POWER AMPLIFIERS NPN SILICON PLANAR TRANSISTOR | SemeLAB |
| 317355 | BFY50 | MEDIUM POWER AMPLIFIER | SGS Thomson Microelectronics |
| 317356 | BFY50 | MEDIUM POWER AMPLIFIERS | SGS Thomson Microelectronics |
| 317357 | BFY50 | Professional transistor, general purpose switches | SGS-ATES |
| 317358 | BFY50 | Transistor for general purpose amplifiers | SGS-ATES |
| 317359 | BFY50 | MEDIUM POWER AMPLIFIER | ST Microelectronics |
| 317360 | BFY51 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
