UFGS Changes and Revisions 
Related Materials: Policy on UFGS Changes and Revisions
Below is a listing of the Revisions and Changes made to UFGS Sections for each quarterly release.
To view a list for a specific UFGS Release, select the UFGS release date from the 'Release' drop-down and click 'Apply'.
To view a list of all the revisions and changes made to a specific UFGS Section, select 'Any' from the "Release' drop down, type the Section number into the Search bar and select the Section to view, then click 'Apply'.
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To view the complete detailed history of all the revisions and changes made to a UFGS Section, click on the Section title.
| KEY | PREPARING ACTIVITY (PA) | A Army | N Navy | F Air Force | S NASA |
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion |
| Release | PA |
UFGS Section |
Date | Action | Change # | Nature of Change or Revision |
|---|---|---|---|---|---|---|
| Aug-2014 | S | UFGS 43 41 16.16 40 Vertical Atmospheric Tanks and Vessels | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Feb-2011 | S | UFGS 43 41 16.16 40 Vertical Atmospheric Tanks and Vessels | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 43 41 16.16 with no title change | |
| Aug-2010 | S | UFGS 43 41 13.19 Fiberglass Gas Liquid Pressure Vessels | Aug-2008 | D | Section number and title change; Superseded by UFGS 43 41 16.16 Vertical Atmospheric Tanks and Vessels Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2008 | S | UFGS 43 41 13.19 Fiberglass Gas Liquid Pressure Vessels | Aug-2008 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 43 41 13.19 Fiberglass Gas Liquid Pressure Vessels | Jun-2006 | N | New - Superseding UFGS 43 41 13.19 40 Fiberglass Reinforced Polyester Storage Tank | |
| Jul-2006 | S | UFGS 43 41 13.19 40 Fiberglass Reinforced Polyester Storage Tank | Apr-2006 | D | Superseded by UFGS 43 41 13.19 Fiberglass Gas and Liquid Pressure Vessels Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 43 32 76 Chlorine-Feeding Machines (Automatic, Semiautomatic and Manual) | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2017 | A | UFGS 43 32 76 Chlorine-Feeding Machines (Automatic, Semiautomatic and Manual) | Jan-2008 | D | Superseded by UFGS 46 31 11 Chlorine Gas Feed Equipment. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | A | UFGS 43 32 69 Chemical Feed Systems | Apr-2006 | D | Superseded by UFGS 46 30 00 Water and Wastewater Chemical Feed Systems. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2018 | A | UFGS 43 31 14 Trickling Filter | Apr-2006 | D | Superseded by UFGS 46 53 22 TRICKLING FILTER. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2014 | A | UFGS 43 31 14 Trickling Filter | Apr-2006 | C | 1 | Deleted reference and revised par. 2.4.1 and 2.4.2 as noted in CCR 768. |
| Aug-2017 | A | UFGS 43 31 13.14 Downflow Liquid Activated Carbon Adsorption Units | Oct-2007 | C | 1 | Changed Material Safety Data Sheets (MSDS) to Safety Data Sheets (SDS). |
| Aug-2018 | A | UFGS 43 31 13.14 Downflow Liquid Activated Carbon Adsorption Units | Oct-2007 | D | Superseded by UFGS 43 31 13.13 10 ACTIVATED CARBON-GAS AND LIQUID PURIFICATION FILTERS. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Oct-2007 | A | UFGS 43 31 13.14 Downflow Liquid Activated Carbon Adsorption Units | Oct-2007 | R | Updated seismic criteria | |
| Aug-2018 | A | UFGS 43 31 13.13 10 Activated Carbon-Gas and Liquid Purification Filters | Aug-2018 | N | Superseding UFGS 43 31 13.14 DOWNFLOW LIQUID ACTIVATED CARBON ADSORPTION UNITS. Complete review and update including section number and title changes. | |
| Jan-2008 | A | UFGS 43 21 39 Pumps: Water, Vertical Turbine | Jan-2008 | R | Incorporated EPAct05 requirements | |
| Apr-2008 | A | UFGS 43 21 39 Pumps: Water, Vertical Turbine | Apr-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2017 | A | UFGS 43 21 39 Pumps: Water, Vertical Turbine | Apr-2008 | D | Superseded by UFGS 23 21 23 Hydronic Pumps. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2006 | N | UFGS 43 21 29 Flow Measuring Equipment (Potable Water) (Sewage Treatment Plant) | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-13401 (August 2004) | |
| Jan-2007 | S | UFGS 43 21 13.00 40 Centrifugal Liquid Pumps | Jun-2006 | D | Information already provided in UFGS 43 21 13 Pumps: Water, Centrifugal Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jun-2006 | S | UFGS 43 21 13.00 40 Centrifugal Liquid Pumps | Jun-2006 | R | Title changed from CENTRIFUGAL PUMPS; Reference and Section References (SRF) updated | |
| Jan-2008 | A | UFGS 43 21 13 Pumps: Water, Centrifugal | Jan-2008 | R | Incorporated EPAct05 requirements | |
| Aug-2017 | A | UFGS 43 21 13 Pumps: Water, Centrifugal | Jan-2008 | D | Superseded by UFGS 23 21 23 Hydronic Pumps. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2006 | N | UFGS 43 15 00.00 20 Low Pressure Compressed Air Piping (Non-Breathing Air Type) | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-15211N (August 2003) | |
| Oct-2007 | A | UFGS 43 13 13.13 Vapor Phase Activated Carbon Adsorption Units | Oct-2007 | R | Updated seismic criteria | |
| May-2020 | A | UFGS 43 13 13.13 Vapor Phase Activated Carbon Adsorption Units | Oct-2007 | D | Superseded by UFGS 44 13 10.13 VAPOR PHASE ACTIVATED CARBON ADSORPTION UNITS without revision to comply with MF 2011 in response to CCR 2190. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2020 | A | UFGS 43 11 00.10 Off-Gas Fans, Blowers and Pumps | May-2020 | N | Superseding UFGS 43 11 00 FANS/BLOWERS/PUMPS; OFF-GAS without revision to comply with MF 2011 in response to CCR 2189. Nontechnical number and title change. | |
| Jan-2008 | A | UFGS 43 11 00 Fans/Blowers/Pumps; Off-Gas | Jan-2008 | R | Incorporated EPAct05 requirements | |
| Apr-2008 | A | UFGS 43 11 00 Fans/Blowers/Pumps; Off-Gas | Apr-2008 | R | Compliance with CSI SectionFormat | |
| Nov-2012 | A | UFGS 43 11 00 Fans/Blowers/Pumps; Off-Gas | Apr-2008 | C | 1 | Replace reference to ASA S2.19 with ISO 1940-1 |
| Oct-2007 | A | UFGS 43 11 00 Fans/Blowers/Pumps; Off-Gas | Oct-2007 | R | Updated seismic criteria | |
| May-2020 | A | UFGS 43 11 00 Fans/Blowers/Pumps; Off-Gas | Apr-2008 | D | Superseded by UFGS 43 11 00.10 OFF-GAS FANS, BLOWERS AND PUMPS without revision to comply with MF 2011 in response to CCR 2189. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2010 | A | UFGS 43 02 00 Welding Pressure Piping | Apr-2006 | D | Section renumbered and renamed; Superseded by UFGS 40 05 13.96 Welding Process Piping. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jul-2006 | A | UFGS 42 31 16.00 10 Desiccant Cooling System | Apr-2006 | D | Superseded by UFGS 23 72 26.00 10 Desiccant Cooling System Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 23 13.00 40 Process Condensers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 23 13.00 40 Process Condensers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Aug-2008 | S | UFGS 42 23 13.00 40 Process Condensers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 23 13 with no title change | |
| Feb-2011 | S | UFGS 42 23 13.00 40 Process Condensers | Feb-2011 | N | Superseding UFGS 42 23 13 Process Condensers; Renumbered to NASA fifth level and titled changed from Processed Condensers | |
| Apr-2008 | S | UFGS 42 23 13.00 40 Process Condensers | Apr-2008 | R | Section References (SRF) update | |
| Jul-2007 | S | UFGS 42 23 13.00 40 Process Condensers | Jul-2007 | R | Reference Update | |
| Jun-2006 | S | UFGS 42 23 13.00 40 Process Condensers | Jun-2006 | R | Title changed from AIR-COOLED CONDENSERS; Reference and Section References (SRF) updated | |
| May-2010 | S | UFGS 42 23 13 Process Condensers | May-2010 | R | Revised article 1.2; submittal article configuration compliance; added 1.4; other minor revisions throughout | |
| Aug-2008 | S | UFGS 42 23 13 Process Condensers | Aug-2008 | N | Renumbered; Superseding UFGS 42 23 13.00 40 with same title | |
| Feb-2011 | S | UFGS 42 23 13 Process Condensers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 23 13.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| Aug-2008 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 22 16 with no title change | |
| May-2011 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | May-2011 | R | CCR 132: Minor revisions | |
| Feb-2011 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 16 with no title change | |
| Jul-2007 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Jul-2007 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Jun-2006 | R | Title changed from RECIPROCATING WATER CHILLERS; Reference and Section References (SRF) updated | |
| May-2010 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | May-2010 | R | Added article 1.1; submittal article configuration compliance; revised article 1.4; other minor revisions throughout | |
| Aug-2008 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | Aug-2008 | N | Renumbered/ Superseding UFGS 42 22 16.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 16.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| Aug-2008 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 22 13 with no title change | |
| Feb-2011 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 13 with no title change | |
| Jun-2006 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Jun-2006 | R | Title changed from CENTRIFUGAL WATER CHILLERS; Section References (SRF) updated | |
| May-2010 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | May-2010 | R | Submittal article configuration compliance; other major revisions | |
| Aug-2008 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | Aug-2008 | N | Renumbered/ Superseding UFGS 42 22 13.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 13.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2017 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2017 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| May-2014 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2014 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Aug-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Aug-2008 | R | Section References (SRF) update | |
| Nov-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Aug-2008 | D | Superseded; Renumbered as UFGS 42 22 00 with same title. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2011 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2011 | R | CCR 129; CCR 130: Minor revisions | |
| Feb-2011 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 00 with no title change | |
| Jul-2007 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Jul-2007 | R | Reference and Section References (SRF) update | |
| Apr-2007 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Apr-2007 | R | Reference Update | |
| Jun-2006 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Jun-2006 | R | Title changed from CHILLED WATER AIR CONDITIONING; Reference and Section References (SRF) updated | |
| Jul-2006 | A | UFGS 42 22 00.00 10 Liquid Chillers | Apr-2006 | D | Superseded by UFGS 23 64 00.00 10 Liquid Chillers Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2008 | S | UFGS 42 22 00 Process Chillers and Coolers | Nov-2008 | N | Renumbered; Superseding UFGS 42 22 00.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 00 Process Chillers and Coolers | Nov-2008 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 00.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jul-2006 | A | UFGS 42 11 23.00 10 Heat Recovery Boilers | Apr-2006 | D | Superseded by UFGS 23 52 43.00 10 Heat Recovery Boilers Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2009 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | May-2009 | R | Tailored for Diesel and Natural Gas | |
| Jan-2008 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Oct-2007 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | Oct-2007 | R | Updated seismic criteria | |
| Jan-2008 | A | UFGS 41 36 30.00 10 Ultrasonic Inspection of Plates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Jun-2006 | S | UFGS 41 36 19.00 40 Welding, Structural | Apr-2006 | D | Superseded by UFGS 05 05 23.12 40 Welding, Structural Steel Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 24 27.00 10 Hydraulic Power Systems for Civil Works Structures | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2014 | A | UFGS 41 24 27.00 10 Hydraulic Power Systems for Civil Works Structures | Jan-2008 | D | In combination with a major revision, section number changed for compliance with MasterFormat. Superseded by UFGS 35 05 40.14 10 Hydraulic Power Systems for Civil Works Structures. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 24 26 Hydraulic Power Systems | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2020 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | R | Superseding UFGS 41 24 46 HYDRAULIC FLUID POWER SYSTEMS without revision to comply with MF 2011 in response to CCR 2184. Nontechnical title change. | |
| Nov-2020 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | C | 1 | Deleted all references to SAE J1165 and replaced with ISO 4406 in response to CCR 1788. |
| Nov-2023 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | D | Superseded by UFGS-35 05 40.14 10 HYDRAULIC POWER SYSTEMS FOR CIVIL WORKS STRUCTURES. | |
| Apr-2008 | N | UFGS 41 22 23.23 20 Portal Crane Track Installation | Apr-2006 | D | Superseded by UFGS 41 22 13.33 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2008 | N | UFGS 41 22 23.19 Monorail Hoists | Apr-2008 | N | Superseding UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist, UFGS 41 22 03.13 20 Monorails with Manual Hoists, UFGS 41 22 03.16 20 Monorails with Air Motor Powered Hoists, and UFGS 41 22 03.19 20 Monorails with Electric Powered Hoists | |
| May-2020 | N | UFGS 41 22 23.19 Monorail Hoists | May-2020 | R | Complete review and update. Incorporates latest test and certification requirements. | |
| Jan-2007 | S | UFGS 41 22 23.19 40 Monorail Hoists | Oct-2006 | D | Information already provided in the following sections: UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist, UFGS 41 22 03.13 20 Monorails with Manual Hoists, UFGS 41 22 03.16 20 Monorails with Air Motor Powered Hoists, and UFGS 41 22 03.19 20 Monorails with Electric Powered Hoists Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Oct-2006 | S | UFGS 41 22 23.19 40 Monorail Hoists | Oct-2006 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 41 22 23.19 40 Monorail Hoists | Jun-2006 | R | Title changed from MONORAIL SYSTEMS; Reference and Section References (SRF) updated | |
| Jan-2008 | A | UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Apr-2008 | A | UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist | Jan-2008 | D | Superseded by UFGS 41 22 23.19 Monorail Hoists Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 22 15.00 10 Overhead Electric Cranes | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Apr-2008 | A | UFGS 41 22 15.00 10 Overhead Electric Cranes | Jan-2008 | D | Superseded by UFGS 41 22 13.13 Bridge Cranes, UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running, UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running, and UFGS 41 22 13.16 Gantry Cranes Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2020 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Nov-2020 | N | New crane section developed specifically for aircraft hangars. |
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