Used by 1944 Wind class icebreakers AW 21953 Mitscher class destroyer DD 11953 Audaz class destroyer DD 21954 Holland class destroyer DD 21956 Ikazuchi class frigate FF 11956 Harukaze class destroyer DD 11956 Akebono class frigate FF 11956 Friesland class destroyer DD 21958 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 Canadian Armed Forces US Navy US Coast Guard Spanish Navy Royal Netherlands Navy Peruvian Navy Japanese Navy German Navy Turkish Navy Royal Danish Navy Portuguese Navy Norwegian Coast Guard