Used by 1944 Wind class icebreakers AW 21953 Audaz class destroyer DD 21953 Mitscher class destroyer DD 11954 Holland class destroyer DD 21956 Akebono class frigate FF 11956 Friesland class destroyer DD 21956 Ikazuchi class frigate FF 11956 Harukaze class destroyer DD 11958 Murasame 1958 class destroyer DD 11960 Akizuki class destroyer DD 41961 F 120 Köln class frigate FF 11962 Hvidbjørnen class corvette FS 11970 Joao Coutinho class corvette FS 21981 Nordkapp class coast guards W 11991 Thetis class frigate FF 1 In Service US Navy US Coast Guard Canadian Armed Forces Spanish Navy Peruvian Navy Royal Netherlands Navy Japanese Navy Turkish Navy German Navy Royal Danish Navy Portuguese Navy Norwegian Coast Guard