NTE Electronics NTE5192AK ZENER DIODE 16.0V 10W DO-4 5% CATHODE CASE Part Number: NTE5192AK. ZENER DIODE 16.0V 10W DO-4 5% CATHODE CASE. Manufacturer: NTE. Trust NTE's Decades of Quality and Service. The product appearance may vary from what is pictured. byJuly 4, 2026