R268 Photomultiplier Tube Source Or Data Sheet

[sparky]

Any one know a source that still have stock of Hamamatsu R268 Photo Multiplier Tubes as now obselete (u.k if possible but outwith would be alright) or a Data sheet of R268 showing pin out so an alternative can be modified?
Many Thanks for any assistance.
_________________
If in doubt pull the plug out.

[hws]

Artikelnumber: 330132965451

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[sparky]

Many thanks for your assistance and this is very much appreciated.
_________________
If in doubt pull the plug out.