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 |
|---|---|---|---|---|---|
| May-2020 | A | May-2020 | N | Superseding UFGS 23 70 01.00 10 CENTRAL STEAM-GENERATING SYSTEM, COAL-FIRED without revision to comply with MF 2011 in response to CCR 2034. Nontechnical number and title change. |
