| 80881 | 2N2646 | UNIJUNCTION TRANSISTOR | Motorola |
| 80882 | 2N2646 | Silicon PN unijunction transistor. | Motorola |
| 80883 | 2N2646 | Silicon unijunction transistor | Philips |
| 80884 | 2N2647 | Silicon PN Unijuction Transistor | Boca Semiconductor Corporation |
| 80885 | 2N2647 | UNIJUNCTIONS TRANSISTOR | CCSIT-CE |
| 80886 | 2N2647 | Leaded Thyristor UJT | Central Semiconductor |
| 80887 | 2N2647 | 30V Silicon unijonction transistor | Comset Semiconductors |
| 80888 | 2N2647 | Silicon unijunction transistor. 30V, 50mA. | General Electric Solid State |
| 80889 | 2N2647 | UNIJUNCTION TRANSISTOR | ICCE |
| 80890 | 2N2647 | Silicon Planar UNIJUNCTION Transistor | IPRS Baneasa |
| 80891 | 2N2647 | Silicon annular PN unijunction transistor designed for use in pulse and timing circuits, sensing circuits and thyristor trigger circuits | Motorola |
| 80892 | 2N2647 | UNIJUNCTION TRANSISTOR | Motorola |
| 80893 | 2N2647 | Silicon PN unijunction transistor. | Motorola |
| 80894 | 2N2648 | Germanium PNP Transistor | Motorola |
| 80895 | 2N2649 | Silicon NPN Transistor | Motorola |
| 80896 | 2N265 | Germanium PNP Transistor | Motorola |
| 80897 | 2N2650 | Silicon NPN Transistor | Motorola |
| 80898 | 2N2651 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 80899 | 2N2651 | Silicon NPN Transistor | Motorola |
|
| 80900 | 2N2652 | Leaded Small Signal Transistor Dual | Central Semiconductor |
| 80901 | 2N2652 | Dual NPN silicon transistors for use as a differential amplifier | Motorola |
| 80902 | 2N2652 | Silicon NPN Transistor | Motorola |
| 80903 | 2N2652A | Leaded Small Signal Transistor Dual | Central Semiconductor |
| 80904 | 2N2652A | Dual NPN silicon transistors for use as a differential amplifier | Motorola |
| 80905 | 2N2652A | Silicon NPN Transistor | Motorola |
| 80906 | 2N2653 | THYRISTOR | Motorola |
| 80907 | 2N2654 | Germanium PNP Transistor | Motorola |
| 80908 | 2N2655 | Silicon NPN Transistor | Motorola |
| 80909 | 2N2656 | Silicon NPN Transistor | Motorola |
| 80910 | 2N2657 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 80911 | 2N2657 | Silicon NPN Transistor | Motorola |
| 80912 | 2N2657 | Trans GP BJT NPN 60V 5A 3-Pin TO-5 | New Jersey Semiconductor |
| 80913 | 2N2658 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 80914 | 2N2658 | Silicon NPN Transistor | Motorola |
| 80915 | 2N2658 | Trans GP BJT NPN 80V 5A 3-Pin TO-5 | New Jersey Semiconductor |
| 80916 | 2N2659 | Germanium PNP Transistor | Motorola |
| 80917 | 2N2659 | Germanium PNP Power Transistor, TO-5 package | Silicon Transistor Corporation |
| 80918 | 2N266 | Germanium PNP Transistor | Motorola |
| 80919 | 2N2660 | Germanium PNP Transistor | Motorola |
| 80920 | 2N2660 | Germanium PNP Power Transistor, TO-5 package | Silicon Transistor Corporation |
