Details
New old stock 9 pin miniature twin triode. Various brands.
NSN/FSN = 5960000199172, 5960002285358, 5960002620210, 5960002849804, 5960005081017, 5960005239794, 5960005384710, 5960005488263, 5960005561462, 5960005788866, 5960006065645, 5960006155575, 5960006175557, 5960006178680, 5960006585866, 5960008278780, 5960008429616, 5960008551097, 5960008923537
HP/Agilent Number = 1932-0006 Tektronix Number = 154-0054-00, 154-0316-00