1981 |

Former Royal Fleet Auxiliary Combat Stores Ships purchased by the United States Military Sealift Command (USMSC) |
| | 170 | crew | 10205 | light (tn) | 16880 | full load (tn) | 159 | length (m) | 22 | beam (m) | 7.90 | draught (m) | 18 | max speed (knots) | | | | 1 | Naval Engine diesel | |
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The Max option implies only aircraft of this model onboard |
3 units
| 1981-jan-18 | Commissioned | T-AFS-8 USNS Sirius | | 1981-nov-1 | Commissioned | T-AFS-9 USNS Spica | | 1983-jan-1 | Commissioned | T-AFS-10 USNS Saturn | | 1983-oct | Refit | T-AFS-10 USNS Saturn Added hangars to enable 2x Chinook operations. | | 1987-oct-22 | Aircraft | T-AFS-9 USNS Spica HH-46 152518 accident | | 1995 | Aircraft | T-AFS-10 USNS Saturn Mediterranean deployment 1995-96 with HC-6 Det 2 embarked. | | 2005-jul-1 | Decommissioned | T-AFS-8 USNS Sirius | | 2005-jul-1 | Fate: transfered | T-AFS-8 USNS Sirius to Texas Maritime Academy as Texas Clipper III | | 2008-jan-28 | Decommissioned | T-AFS-9 USNS Spica | | 2009-apr-6 | Decommissioned | T-AFS-10 USNS Saturn Deactivated | | 2010-oct-27 | Fate: sunk | T-AFS-10 USNS Saturn sunk by sea and air assets of the George H.W. Bush Carrier Strike Group in a Sinkex off North Carolina | | |

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