USS Deyo

USS Deyo underway 10 December 1991
History
United States
Name	Deyo
Namesake	Morton L. Deyo
Ordered	15 January 1975
Builder	Ingalls Shipbuilding
Laid down	14 October 1977
Launched	20 January 1979
Acquired	25 February 1980
Commissioned	22 March 1980
Decommissioned	6 November 2003
Stricken	6 April 2004
Identification	Callsign: NEWZ Hull number: DD-989
Motto	Brave and Proud
Fate	Sunk as target, 25 August 2005
Badge
General characteristics
Class and type	Spruance-class destroyer
Displacement	8,040 long tons (8,170 t) full load
Length	529 ft (161 m) waterline 563 ft (172 m) overall
Beam	55 ft (17 m)
Draft	29 ft (8.8 m)
Propulsion	4 × General Electric LM2500 gas turbines, 2 shafts, 80,000 shp (60 MW)
Speed	32.5 knots (60.2 km/h; 37.4 mph)
Range	6,000 nmi (11,000 km; 6,900 mi) at 20 knots (37 km/h; 23 mph)
Complement	19 officers, 315 enlisted
Sensors and processing systems	AN/SPS-40 air search radar AN/SPG-60 fire control radar AN/SPS-55 surface search radar AN/SPQ-9 gun fire control radar Mark 23 TAS automatic detection and tracking radar AN/SPS-65 missile fire control radar AN/SQS-53 bow-mounted active sonar AN/SQR-19 TACTAS towed array passive sonar Naval Tactical Data System
Electronic warfare & decoys	AN/SLQ-32 electronic warfare system AN/SLQ-25 Nixie torpedo countermeasures Mark 36 SRBOC decoy launching system AN/SLQ-49 inflatable decoys
Armament	2 × 5 in (127 mm) 54 caliber Mark 45 dual purpose guns 2 × 20 mm Phalanx CIWS Mark 15 guns 1 × 8 cell ASROC launcher (removed) 1 × 8 cell NATO Sea Sparrow Mark 29 missile launcher 2 × quadruple Harpoon missile canisters 2 × Mark 32 triple 12.75 in (324 mm) torpedo tubes (Mk 46 torpedoes) 1 × 61 cell Mk 41 VLS launcher for Tomahawk missiles
Aircraft carried	2 × Sikorsky SH-60 Seahawk LAMPS III helicopters
Aviation facilities	Flight deck and enclosed hangar for up to two medium-lift helicopters

USS Deyo (DD-989), a Spruance-class destroyer, was a ship of the United States Navy named for Vice Admiral Morton L. Deyo (1887–1973), a veteran destroyerman and distinguished naval gunfire support task force commander of World War II.

Deyo was laid down on 14 October 1977 by Ingalls Shipbuilding, Pascagoula, Miss.; launched on 20 January 1979; and commissioned on 22 March 1980.