Been using these for years .....never a problem... If you are like me a serious "pressure caner". Don't know and can't say how they work with the "water bath" method .
2x 1N823A Temperature Compensated ZENER DIODE 6.2V NOS - 2 pcs
Mar 16, 2016
1N823A
Seller tested, evaluated, and marked diode voltage ...A+A+ "Ebayer "