Key Bushing Clearance/Friction, was: Key mortise correction

Farrell mfarrel2 at tampabay.rr.com
Sat Aug 12 04:24:15 MDT 2006


Two questions: How do you go about measuring key bushing clearance? And how much key friction does these specs commonly yield?

Terry Farrell
  ----- Original Message ----- 
  SNIP
  4. Tight key bushing's.  Gently squeeze the bushing to have .002" clearance at BR bushings and .005" for FR bushing's.

  Regards Roger 
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