lst 4 digits of serial number

Posted by Mike Stone Idaho, USA on Sunday, July 08, 2007 at 20:52:25 :

In Reply to: question for cotwm mike posted by jim in n.y. on Sunday, July 08, 2007 at 20:00:35 :

week & year of mfgr
if only 3 then 80's or 90's
90's have little star
if they don't have a 4digit code then they
are past their 6year (from date produced NOT
in service date) serviceable life

Follow Ups:

• Re: thats LAST four characters - Mike Stone Idaho, USA 20:53:21 07/08/2007
  • thanks, mike. ntxt. - jim in n.y. 17:33:00 07/09/2007

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