Suggestions for repairing HP tape drive capstans?

[Tony Duell]

> Oops, wrong notes :-(
> It should be inside 1/2" outside 11/16"

RIght... See the other messages for what I believe are the right 
dimensions of the finished roller.
[Sleeve seals for 98x5 tape drives)

> Yes the sizes are 3.5mm 4.5mm and 6.5mm inside, it's a special kind of
> neopreen which is oil and wear resistant.

Having looked after a BX for 13 years I know them well.... 

-tony