N48

N48 may refer to:

Vessels

 * HNOMS Gor, a minesweeper of the Royal Norwegian Navy
 * HMS Medway Queen (N 48), a minesweeper of the Royal Navy
 * HMS Traveller (N48), a T-class submarine of the Royal Navy sunk in 1942
 * HMS Undine (N48), a U-class submarine of the Royal Navy scuttled in 1940

Other uses

 * N48 (Long Island bus)
 * N48 motorway (Netherlands)
 * Nagdlunguaq-48, a football and handball club in Greenland