NTE5291A Zener Diode 150.0V 50W 5% DO-5 Stud Mount Case Full spec sheet:https://www.nteinc.com/specs/5200to5299/pdf/nte5240a.pdfNTE5291A Zener Diode 150.0V 50W 5% DO-5 Stud Mount CaseSKU: NTE5291A$33.86PriceOut of Stock