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April 1999

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Subject:
Lead-to-Hole Ratio
From:
Alan Kreplick <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Mon, 19 Apr 1999 09:13:56 -0400
Content-Type:
text/plain
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text/plain (28 lines) 
Technetters,

I've always used .006"-.034" as limits, with .017" as the target.  I believe
they came out of either Mil-p-55110 or Mil-f -275.

My question:  Does one of the superseding IPC documents share the same
lead-to-hole guidelines?


Thanks in advance,

Al Kreplick
Teradyne, Inc.
Boston, MA
617-422-3726

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