1N4731ATR onsemi | onsemi, 4.3V Zener Diode 5% 1 W Through Hole 2-Pin DO-41 | 805-0980 | RS Components
Zener Diodes Kit, 1W Axial Leads Through Hole Power Diode Assorted Assortment Box Kit Set (3.3V/3.6V/3.9V/4.3V/4.7V/5.1V/5.6V/6.2V/6.8V/7.5V), Range 1N4728~1N4737,Pack of 200, By Ltvystore: Amazon.com: Industrial & Scientific