Publish Date
              Pages
              12
          Spec. Division
              42 - Process Heating, Cooling and Drying Equipment
          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 [ARCHIVED] | 
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion | 
| Release | PA | Date | Action | Change # | Nature of Change or Revision | 
|---|---|---|---|---|---|
| Aug-2017 | N | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | N | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Feb-2011 | N | Feb-2011 | N | Superseding UFGS 42 23 13 Process Condensers; Renumbered to NASA fifth level and titled changed from Processed Condensers | |
| Aug-2008 | N | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 23 13 with no title change | |
| Apr-2008 | N | Apr-2008 | R | Section References (SRF) update | |
| Jul-2007 | N | Jul-2007 | R | Reference Update | |
| Jun-2006 | N | Jun-2006 | R | Title changed from AIR-COOLED CONDENSERS; Reference and Section References (SRF) updated |