K47

K47 may refer to:
 * K-47 (Kansas highway)
 * HMS Polyanthus (K47), a Flower-class corvette of the Royal Navy
 * INS Vinash (K47), a Veer-class corvette of the Indian Navy
 * Keystone K-47 Pathfinder, an American airliner
 * Junkers K 47, a Swedish fighter aircraft
 * Potassium-47, an isotope of potassium
 * Shiranuka Station, in Hokkaido, Japan
 * Veni Sancte Spiritus (Mozart), by Wolfgang Amadeus Mozart