K46 may refer to:K-46 K-46 (1927), now part of U.S. Route 160 Blair Municipal Airport, in Washington County, Nebraska BMW K46, a German sport bike Furuse Station, in Hokkaido, Japan HMS La Malouine (K46), a Flower-class corvette of the Royal Navy INS Vipul (K46), a Veer-class corvette of the Indian Navy Potassium-46, an isotope of potassium