HTMS Phutthayotfa Chulalok

	HTMS Phutthayotfa Chulalok in 2005
History
Thailand
Name	HTMS Phutthayotfa Chulalok
Namesake	King Buddha Yodfa Chulaloke (Rama I)
Builder	Avondale Shipyards, Westwego, Louisiana
Laid down	27 April 1972
Launched	3 February 1973
Acquired	Leased 1994, purchased 9 December 1999
Commissioned	30 July 1994
Decommissioned	1 April 2015
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General characteristics
Class and type	Template:Sclass-
Displacement	4,065 long tons (4,130 t)
Length	438 ft (134 m)
Beam	47 ft (14 m)
Draft	25 ft (7.6 m)
Propulsion	Steam turbine; 2 × 1,200 psi boilers; 1 geared turbine; 1 shaft; 35,000 shp (26,099 kW);
Speed	27 knots (31 mph; 50 km/h)
Complement	250 officers and enlisted
Sensors and ; processing systems	SPS-40B 2-D air search radar; SPG-53 fire control radar; SQS-26CX bow sonar; SQR-18 towed sonar; SLQ-32(V)1 passive intercept;
Armament	8 × ASROC anti-submarine missiles; 4 × Harpoon missiles; 4 × Mk.32 torpedo tubes with Mark 44 torpedoes; 1 × 5"/54 caliber Mark 45 gun; 1 × 20 mm Phalanx CIWS;
Aviation facilities	Helicopter deck and hangar

HTMS Phutthayotfa Chulalok (FFG 461) (Thai: พุทธยอดฟ้าจุฬาโลก) is the former USS Truett (FF-1095), Template:Sclass-. The ship is named after the first king of the Chakri Dynasty, King Phutthayotfa Chulaok the Great.

The Royal Thai Navy first leased the ship from the US Navy after she was decommissioned on July 30, 1994. The ship was eventually purchased on December 9, 1999.

A Template:Sclass-, she has a sister ship, the HTMS Phutthaloetla Naphalai (FFG 462).