O’BRIEN Class
Data for USS O'Brien (DD-51) as of 1921
Length Overall: 305' 3"
Beam: 31' 1"
Draft: 9' 5 1/2"
Standard Displacement: 1,020 tons
Full Load Displacement: 1,171 tons
Fuel capacity: 306 tons/oil
Armament:
Four 4″/50 caliber guns
Four 21″ twin torpedo tubes
Complement:
8 Officers
8 Chief Petty Officers
90 Enlisted
Propulsion:
4 Boilers
2 Parsons Turbines: 16,275 horsepower
Highest speed on trials: 29.2 knots