Details
New old stock octal full wave rectifier made by Mullard in Great Britain. Various brandings, but all have real Mullard factory and date codes.
NSN/FSN = 5960001264729, 5960006786583, 5960007943174, 5960008086929, 5960008094203, 5960008155913, 5960013666246
HP/Agilent Number = 154-0168-00
Tektronix Number = 154-0168-00