USNS John Lenthall (T-AO-189)

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USNS John Lenthall (T-AO-189)
Career (USA)
Namesake: John Lenthall (1807-1882), an American shipbuilder
Ordered: 22 November 1983
Builder: Avondale Shipyard, Inc., New Orleans, Louisiana
Laid down: 15 July 1985
Launched: 9 August 1986
In service: 25 July 1987-11 November 1996 and 7 December 1998-present
Out of service: 11 November 1996-7 December 1998
Status: Active service in Military Sealift Command
General characteristics
Class and type: Henry J. Kaiser-class oiler
Type: Fleet replenishment oiler
Tonnage: 31,200 deadweight tons
Displacement: 9,500 tons light
Full load variously reported as 42,382 tons and 40,700 long tons (41,353 metric tons)
Length: 677 ft (206 m)
Beam: 97 ft 5 in (29.69 m)
Draft: 35 ft (11 m) maximum
Installed power: 16,000 hp (11.9 MW) per shaft
34,442 hp (25.7 MW) total sustained
Propulsion: Two medium-speed Colt-Pielstick PC4-2/2 10V-570 diesel engines, two shafts, controllable-pitch propellers
Speed: 20 knots (37 km/hr)
Capacity: 178,000 to 180,000 barrels of fuel oil and jet fuel
7,400 square feet dry cargo space; eight 20-foot refrigerated containers with room for 128 pallets
Complement: 103 (18 civilian officers, 1 U.S. Navy officer, 64 merchant seamen, 20 U.S. Navy enlisted personnel)
Armament: Peacetime: none
Wartime: probably 2 x 20-mm Phalanx CIWS
Aircraft carried: None
Aviation facilities: Helicopter landing platform
Notes: Five refueling stations
Two dry cargo transfer rigs

USNS John Lenthall (T-AO-189) is a Henry J. Kaiser-class fleet replenishment oiler of the United States Navy.

Construction and delivery

John Lenthall, the third ship of the Henry J. Kaiser class, was laid down at Avondale Shipyard, Inc., at New Orleans, Louisiana, on 15 July 1985 and launched on 9 August 1986. After entering non-commissioned U.S. Navy service with a primarily civilian crew on 25 July 1987.

Service history


John Lenthall served in the United States Atlantic Fleet under MSC control until taken out of active service on 11 November 1996 and placed in reserve.


John Lenthall was reactivated on 7 December 1998, and is in active service in the Atlantic Fleet.

On 23 September 2008 John Lenthall was shadowed by suspected pirates. They fled after she fired several warning shots in their vicinity.


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