Silas Bent-class survey ship

USNS Elisha Kent Kane (T-AGS-27) underway in 1984
General characteristics
TypeAGS-26 (Silas Bent) class survey ship
Tonnage1,935 tons
Displacement2,580 tons
Length285 ft 3 in (86.94 m)
Beam48 ft (15 m)
Draft15 ft (4.6 m)
PropulsionALCO diesels, Allis-Chalmers electric drive, single shaft. SHP approx. 3000 + 350 SHP trainable and retractable, gas turbine powered, bow propulsion unit to assist station-keeping and ultra-quiet ship operations.
Speed15 knots
Complement44 crew, 26 scientific party
ArmamentNone

The Silas Bent class is frequently found applied to four ships though the Naval Vessel Register and some sources officially break them into the subclasses of AGS-26 and AGS-33. Silas Bent was the first of the first four purpose built ships for U.S. Navy surveys. Previous ships had been modifications of various naval types.