- Phutthayotfa Chulalok class frigate
"Phutthayotfa Chulalok" class frigate are former
United States Sclass|Knox|frigates. There are 2 ships in this class.Units of Class
*HTMS "Phutthayotfa Chulalok" (FFG 461)
*HTMS "Phutthaloetla Naphalai" (FFG 462)
General characteristics
*Displacement: 3,000 tons (Maximum 4,260 tons)
*Dimensions: 133.5 x 14.17 x 7.46 meters
*Propulsion: Steam turbines, 2 boilers, 1 shaft, 35,000 shp
*Maximum Speed: 28 knots
*Cruise Speed: 15 knots
*Crew: 250
*Aircraft: helicopter deck and hangar;
*Radar: SPS-40B 2-D air search
*Sonar: SQS-26CX bow, SQR-18 towed
*Fire Control: SPG-53 gun control
*EW: SLQ-32(V)1 passive intercept
*Armament: :*8 ASROC:*4 Harpoon:*4 Torpedo Mk.32 with Torpedo Mk.44 and Torpedo Mk.44:*1 5/54 Gun,:*1 20 mm Phalanx CIWS
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