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USS Hyannis (YTB-817)
Name: USS Hyannis
Namesake: Hyannis, Massachusetts
Awarded: 9 August 1971
Builder: Marinette Marine
Laid down: 12 July 1972
Launched: 15 March 1973
Acquired: 17 May 1973
In service: 1973
Out of service: 1997
Struck: 21 August 1997
Fate: Transferred to USFWS
17 October 1997
General characteristics
Class & type: Natick class Large District Harbor Tug
Displacement: 286 long tons (291 t) (light)
346 long tons (352 t) (full)
Length: 109 ft (33 m)
Beam: 31 ft (9.4 m)
Draft: 14 ft (4.3 m)
Propulsion: One diesel propulsion engine, 2000 HP
Speed: 12 knots (14 mph; 22 km/h)
Complement: 12
Armament: None

USS Hyannis (YTB-817) was a United States Navy Natick class large district harbor tug named for Hyannis, Massachusetts.

Construction and commissioning

The contract for Hyannis was awarded 9 August 1971. She was laid down down on 12 July 1972 at Marinette, Wisconsin, by Marinette Marine and launched 15 March 1973.

Operational history

Stricken from the Navy List 21 August 1997, Hyannis was transferred to the United States Fish & Wildlife Service at Midway Island[1] and renamed the Constant II. In 2006 she was sold and renamed the Sea-Link Pusher.[2]


  • This article includes information collected from the Naval Vessel Register, which, as a U.S. government publication, is in the public domain. The entry can be found here.

External links

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