N57 may refer to:

Roads

N57 motorway (Netherlands) N57, or rijksweg 57, is a 77 km long national road in the provinces of South Holland and Zeeland in the Netherlands. It is also known as the ''dammenroute'' (Route of dams). The N57 connects the city and the major port of Rotterdam with Mid ...

N57 road (Ireland) The N26 road is a national primary road in northeast County Mayo in Ireland connecting the N5 road at Swinford with the N58 at Foxford and then on to the N59 road at Ballina.

, now the N26 * Nebraska Highway 57, in the United States

Military

N-57/OKB-16-57 The N-57 (also called the OKB-16-57) was a 57 mm Soviet autocannon An autocannon, automatic cannon or machine cannon is a fully automatic gun that is capable of rapid-firing large-caliber ( or more) armour-piercing, explosive or incendiary ...

, an experimental Soviet autocannon *

Escadrille N57 Escadrille 57 of the French Air Force was founded during World War I, on 10 May 1915. History It was initially assigned to operate in the vicinity of Arras. It was cited in orders on 24 October 1915.Franks et al. 1992, p. 94. On 16 March 1916, ...

, a unit of the French Air Force * , a submarine of the Royal Navy

Other uses

N57 (Long Island bus) The following bus routes are operated in Nassau County, New York. Most of these routes are operated under Nassau Inter-County Express (NICE), formerly MTA Long Island Bus, except in Greater Long Beach, where that city operates its own bus service ...

* BMW N57, an automobile engine *

New Garden Airport New Garden Airport , also known as New Garden Flying Field, is a public airport located in Toughkenamon, Chester County, Pennsylvania (about southwest of Philadelphia). The airport serves a large general aviation community, and offers mai ...

, in Toughkenamon, Pennsylvania, United States {{Letter-NumberCombDisambig