UFGS 22 66 53.00 40 Laboratory Chemical-Waste and Vent Piping  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
Aug-2015 S R

Tri-Annual Database Maintenance (TADM) completed

Nov-2012 S C 1

Modified Submittal Article; minor revisions

Feb-2011 S N

Renumbered to NASA fifth level; Superseding UFGS 22 66 53 with no title change