N52 may refer to: Roads Route nationale 52, in France N52 road (Ireland) Kalinga–Cagayan Road, in the Philippines Nebraska Highway 52, in the United States
Other uses N52 (Long Island bus) BMW N52, an automobile engine , a submarine of the Royal Navy , a minelayer of the Royal Norwegian Navy Nostromo SpeedPad n52, a computer gaming peripheral Okamura N-52, a Japanese sport aircraft Neodymium magnet grade for one of the strongest (N30-N55) types