NEMA-OS1 Complete Document History
Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Supports


Obsolete Revision Information:
   2013 EDITION - Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Suppo - April 23, 2014
   2008 EDITION AMENDMENT 1 - AMENDMENT 1 FOR 2008 EDITION - Jan. 1, 2010
   2008 EDITION - Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Suppo - March 25, 2009
   2003 EDITION - Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Suppo - Jan. 1, 2003
   1996 EDITION - Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Suppo - Jan. 1, 1996
   DOD ADOPTION 1 - FYI ONLY: DOD ADOPTED - Sept. 24, 1991
   1989 EDITION - Sheet-Steel Outlet Boxes, Device Boxes, Covers and Box Suppo - Nov. 7, 1989