MIL MIL-PRF-19500/533G

SEMICONDUCTOR DEVICE, DIODE, SILICON, VOLTAGE REGULATOR, TYPES 1N6309 THROUGH 1N6355; 1N6309US THROUGH 1N6336US; PLUS C AND D TOLERANCE SUFFIX, JAN, JANTX, JANTXV, AND JANS (SUPERSEDING MIL-PRF-19500/533F)(S/S BY MIL-PRF-19500/533H)
standard by Military Specifications and Standards, 07/21/2005