Hytron Manufacturing

Range of hfe from samples = 60 thru 95 All measurements by the "Bare Bones" method: Normal room temp, 9 Volts C-E, 9 microamps into the base.  Hytron brand NOS

TO-5 can, Hytron. Not measured or sampled  

For the boutiquer! TO-5 can, 9 out of 10 will be useable for a fuzz or boost; gain range (9 microamps into the base) from 30 to 200+, leakage under 300 microamps @ 9 volts C-E at room temp and Base...

"Hytron" brand, gold-lead TO-5 can, Hfe 20s and 30s.

NOS Hytron 2N388 Sampled a roughly even distribution of Hfe between 38 and 110. 

TO-18 NPN HT mark. Fairly consistent lot around 200 Hfe