_assisting_USNS_Richard_Byrd_(T-AKE_4)_as_it_moved_away_from_the_dock_at_Naval_Magazine_Indian_Island.jpg) Rainer assisting USNS Richard E. Byrd at Naval Magazine Indian Island
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| Class overview | |
|---|---|
| Builders | Dakota Creek Industries, Anacortes, Washington |
| Operators |  United States Navy |
| Preceded by | Valiant-class harbor tug |
| Built | 2019–2022 |
| In commission | 2020–present |
| Planned | 6 |
| Completed | 6 |
| Active | 6 |
| General characteristics | |
| Type | Tug boat |
| Length | 27.42 m (90 ft 0 in)[1] |
| Beam | 11.65 m (38 ft 3 in)[1] |
| Draught | 4.88 m (16 ft 0 in)[1] |
| Depth | 5.00 m (16 ft 5 in)[1] |
| Propulsion | 1 × CAT 3512E main engines with Schottel 1012 Z-Drives[1] |
| Speed | 12 knots (22 km/h; 14 mph)[1] |
| Complement | 6 |
The Rainier class is a class of tug boats built for the United States Navy. Construction on the first tug commenced in 2019.