| Nr. | Part Name | Description | Manufacturer by |
| 37641 | 2N5551C | High Voltage Transistor | Korea Electronics (KEC) |
| 37642 | 2N5551CBU | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37643 | 2N5551CTA | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37644 | 2N5551RL1 | Small Signal Amplifier NPN | ON Semiconductor |
| 37645 | 2N5551RLRA | Small Signal Amplifier NPN | ON Semiconductor |
| 37646 | 2N5551RLRM | Small Signal Amplifier NPN | ON Semiconductor |
| 37647 | 2N5551RLRP | Small Signal Amplifier NPN | ON Semiconductor |
| 37648 | 2N5551S | High Voltage Transistor | Korea Electronics (KEC) |
| 37649 | 2N5551TA | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37650 | 2N5551TAR | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37651 | 2N5551TF | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37652 | 2N5551TFR | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37653 | 2N5551ZL1 | Small Signal Amplifier NPN | ON Semiconductor |
| 37654 | 2N5551_J05Z | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37655 | 2N5551_J18Z | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37656 | 2N5551_J61Z | NPN General Purpose Amplifier | Fairchild Semiconductor |
| 37657 | 2N5555 | CASE 29.04, STYLE 5 TO-92 (TO-226AA) | Motorola |
| 37658 | 2N5555 | Leaded JFET General Purpose | Central Semiconductor |
| 37659 | 2N5555 | JFET Switching | ON Semiconductor |
| 37660 | 2N5555-D | JFET Switching N-Channel - Depletion | ON Semiconductor |
| 37661 | 2N5564 | Matched High Gain | Vishay |
| 37662 | 2N5565 | Matched High Gain | Vishay |
| 37663 | 2N5566 | Matched High Gain | Vishay |
| 37664 | 2N5567 | BIDIRECTIONAL TRIODE THYRISTORS | Motorola |
| 37665 | 2N5568 | BIDIRECTIONAL TRIODE THYRISTORS | Motorola |
| 37666 | 2N5569 | BIDIRECTIONAL TRIODE THYRISTORS | Motorola |
| 37667 | 2N5570 | BIDIRECTIONAL TRIODE THYRISTORS | Motorola |
| 37668 | 2N5571 | SILICON BIDIRECTIOANAL TRIODE THYRISTORS | Motorola |
| 37669 | 2N5572 | SILICON BIDIRECTIOANAL TRIODE THYRISTORS | Motorola |
| 37670 | 2N5573 | SILICON BIDIRECTIOANAL TRIODE THYRISTORS | Motorola |
| 37671 | 2N5574 | SILICON BIDIRECTIOANAL TRIODE THYRISTORS | Motorola |
| 37672 | 2N5575 | Bipolar NPN Device in a Hermetically sealed TO3 Metal Package | SemeLAB |
| 37673 | 2N5581 | NPN Transistor | Microsemi |
| 37674 | 2N5582 | NPN Transistor | Microsemi |
| 37675 | 2N5582 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 37676 | 2N5582 | Chip Type 2C2222A Geometry 0400 Polarity NPN | Semicoa Semiconductor |
| 37677 | 2N5597 | Bipolar PNP Device in a Hermetically sealed TO66 Metal Package | SemeLAB |
| 37678 | 2N5597 | Bipolar PNP Device in a Hermetically sealed TO66 Metal Package | SemeLAB |
| 37679 | 2N5599 | Bipolar PNP Device in a Hermetically sealed TO66 Metal Package | SemeLAB |
| 37680 | 2N5600 | Bipolar PNP Device in a Hermetically sealed TO66 Metal Package | SemeLAB |
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