HTMS Phutthayotfa Chulalok

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{{Infobox ship image

| Ship image = US Navy 050624-N-7783B-020 HTMS Phutthayotfa Chulalok crop.jpg

| Ship image size =

| Ship caption = HTMS Phutthayotfa Chulalok in 2005

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{{Infobox ship career

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| Ship country = Thailand

| Ship flag = Image:Naval Ensign of Thailand.svg

| Ship name = HTMS Phutthayotfa Chulalok

| Ship namesake = King Buddha Yodfa Chulaloke (Rama I)

| Ship ordered =

| Ship builder = Avondale Shipyard, Bridge City, Louisiana

| Ship laid down = 27 April 1972

| Ship launched = 3 February 1973

| Ship acquired = Leased 1994, purchased 9 December 1999

| Ship commissioned = 30 July 1994

| Ship decommissioned = 30 September 2017

| Ship in service =

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| Ship motto =

| Ship nickname =

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| Ship status = Museum ship in Sattahip Naval Base, Sattahip, Chonburi, Thailand

| Ship notes =

| Ship badge = Image:Phut461-3.png

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{{Infobox ship characteristics

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| Header caption =

| Ship class = {{sclass|Phutthayotfa Chulalok|frigate}}

| Ship displacement = {{convert|4065|LT|t|0|abbr=on}}

| Ship length = {{convert|438|ft|m|abbr=on}}

| Ship beam = {{convert|47|ft|m|abbr=on}}

| Ship draft = {{convert|25|ft|m|abbr=on}}

| Ship propulsion = *Steam turbine

• 2 × 1,200 psi boilers
• 1 geared turbine
• 1 shaft
• {{convert|35000|shp|0|abbr=on}}

| Ship speed = {{convert|27|kn|mph km/h|lk=in}}

| Ship range =

| Ship complement = 250 officers and enlisted

| Ship sensors = *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

| Ship EW =

| Ship 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

| Ship armor =

| Ship aircraft =

| Ship aircraft facilities = Helicopter deck and hangar

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