| 31201 | 1N4489USD | Zener Voltage Regulator Diode | Microsemi |
| 31202 | 1N4489USDE3 | Zener Voltage Regulator Diode | Microsemi |
| 31203 | 1N4489USE3 | Zener Voltage Regulator Diode | Microsemi |
| 31204 | 1N449 | 50 V, 500 mA, gold bonded germanium diode | BKC International Electronics |
| 31205 | 1N449 | Gold Bond Germanium Diode | ITT Semiconductors |
| 31206 | 1N449 | Germanium Signal Diode | Motorola |
| 31207 | 1N4490 | Zener Voltage Regulator Diode | Microsemi |
| 31208 | 1N4490 | Zener Diode 110V 1.5W | Motorola |
| 31209 | 1N4490 | Diode Zener Single 110V 5% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31210 | 1N4490C | Zener Voltage Regulator Diode | Microsemi |
| 31211 | 1N4490C | Diode Zener Single 110V 2% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31212 | 1N4490CE3 | Zener Voltage Regulator Diode | Microsemi |
| 31213 | 1N4490D | Zener Voltage Regulator Diode | Microsemi |
| 31214 | 1N4490D | Diode Zener Single 110V 1% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31215 | 1N4490DE3 | Zener Voltage Regulator Diode | Microsemi |
| 31216 | 1N4490E3 | Zener Voltage Regulator Diode | Microsemi |
| 31217 | 1N4490US | Zener Voltage Regulator Diode | Microsemi |
| 31218 | 1N4490USC | Zener Voltage Regulator Diode | Microsemi |
| 31219 | 1N4490USCE3 | Zener Voltage Regulator Diode | Microsemi |
|
| 31220 | 1N4490USD | Zener Voltage Regulator Diode | Microsemi |
| 31221 | 1N4490USDE3 | Zener Voltage Regulator Diode | Microsemi |
| 31222 | 1N4490USE3 | Zener Voltage Regulator Diode | Microsemi |
| 31223 | 1N4491 | Zener Voltage Regulator Diode | Microsemi |
| 31224 | 1N4491 | Zener Diode 120V 1.5W | Motorola |
| 31225 | 1N4491 | Diode Zener Single 120V 5% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31226 | 1N4491C | Zener Voltage Regulator Diode | Microsemi |
| 31227 | 1N4491C | Diode Zener Single 120V 2% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31228 | 1N4491CE3 | Zener Voltage Regulator Diode | Microsemi |
| 31229 | 1N4491D | Zener Voltage Regulator Diode | Microsemi |
| 31230 | 1N4491D | Diode Zener Single 120V 1% 1.5W 2-Pin DO-41 | New Jersey Semiconductor |
| 31231 | 1N4491DE3 | Zener Voltage Regulator Diode | Microsemi |
| 31232 | 1N4491E3 | Zener Voltage Regulator Diode | Microsemi |
| 31233 | 1N4491US | Zener Voltage Regulator Diode | Microsemi |
| 31234 | 1N4491USC | Zener Voltage Regulator Diode | Microsemi |
| 31235 | 1N4491USCE3 | Zener Voltage Regulator Diode | Microsemi |
| 31236 | 1N4491USD | Zener Voltage Regulator Diode | Microsemi |
| 31237 | 1N4491USDE3 | Zener Voltage Regulator Diode | Microsemi |
| 31238 | 1N4491USE3 | Zener Voltage Regulator Diode | Microsemi |
| 31239 | 1N4492 | Zener Voltage Regulator Diode | Microsemi |
| 31240 | 1N4492 | Zener Diode 130V 1.5W | Motorola |
