"In active service as of 2021" . . . "HNLMS ''Walrus'' (802)" . . "A tooth for a tooth" . . "1985-10-28" . "1989-09-13" . "HNLMS Walrus (1985)" . "1992-03-25" . "2.45E9" . "Tand om tand" . . "HNLMS ''Walrus''" . . . . . . "8.5" . . "68.0" . . . . "HNLMS Walrus (1985)" . "20.372" . . "1979-10-11" . . "2.8E9" .