and I was under the impression that it's no longer available in any event.
And, a few detail pics of the T-19 greaseable throw-out bearing...it really would be a beautiful thing if a version of this for the ZF5 existed...
it's no longer being made, but there are plenty around, IIRC I got mine NOS from ebay for under $20
you could probably drill the snout and press a fitting in to make it work, I've thought about it if I ever swap in a zf