| Kingtronics | Copal-Philips | CTS | HPK | Murate | |
| 3362P | CT-6 EMP | 306 U | PK-50-H0 | POC 6AP | |
| Kingtronics | ACP Vimex | BI Tech | C&K/ITT Cannon | Clarostat | Murate |
| 3386F | CE10 ST-F | 72 PM | TR07F | 363M | POT3104F |
| Kingtronics | Nobel | Panasonic | Piher | Rohm | Bourns |
| C3305 | TMC3 | EVM1 SSW/X | SC-3 | MVR 32 | 3303 |

