- 1N4493JANTX
- Microsemi
- Diode Zener Single 150V 5% 1.5W 2-Pin DO-41
- 1N4493JAN
- Unitrode Semiconductor
- International Semiconductor Data Book 1981
- 1N4493JANTX
- Unitrode Semiconductor
- International Semiconductor Data Book 1981
- 1N4493JANTXV
- Unitrode Semiconductor
- International Semiconductor Data Book 1981