On Sun, 25 Oct 2009 06:14:30 -0700 (PDT), mark
wrote:

Does anyone here know the angle of the taper in a split taper lock L-
bushing as used in sheaves and pulleys...

I dunno what you mean by "L-bushing." Taper-lock or QD?

http://www.dodge-pt.com/pdf/catalog/..._lock_spec.pdf
http://www.molinebearing.com/documen...ngineering.pdf

--
Ned Simmons