K1

K1, K.I, K01, K 1 or K-1 can refer to:

Geography

• K1, another name for Masherbrum, a mountain in the Karakoram range in Pakistan
• K1, a small town to north of Kirkuk city, Iraq
• K1 (building), a high-rise building in Kraków, Poland

Mathematics

• $K_{1}(R)$ denotes the first algebraic K-theory group of a ring $R$.

Military

• Denel K1, a South African mortar
• Daewoo Precision Industries K1, a carbine of the South Korean army
• EMER K-1, a Burmese assault rifle designated EMERK
• Fokker K.I, a World War I German experimental aircraft
• Kucher Model K1, a Hungarian submachine gun
• HMS K1, a World War I British submarine
• HMS Acanthus (K01) / HNoMS Andenes (K01), a 1939 British, then Norwegian Flower-class corvette
• K1 tank, or Type 88 tank, a modern main battle tank of the South Korean military
• K-1 cart a United States Signal Corps cart for carrying signal equipment
• K 1, a designation for a Swedish cavalry regiment
• K1-class gunboat, planned World War II German gunboat
• K1, a World War II Dutch sloop operated by the German Navy
• Skoda K-1, of the Skoda K series, a World War II Czechoslovak howitzer
• USS K-1 (SS-32), a 1913 United States Navy K class of submarine
• K-1 Airfield, former name of the Gimhae Air Base
• Soviet submarine K-1
• IVL K.1 Kurki, a Finnish trainer aircraft

Names

• An abbreviation of Keiichi Morisato, a character in the manga/anime Oh My Goddess!
• First name of Keiichi Maebara, a character in Higurashi When They Cry franchise
• K1, a nickname given to Kyler Murray (born 1997), American football quarterback

Transportation

Road transport

• BMW K1, a sport bike
• K-1 Attack, a Slovak sports car
• K-1 (Kansas highway), a state highway in Kansas
• London Buses route K1, a Transport for London contracted bus route
• Tatra K1, a 1967 Czechoslovakian experimental tramcar

Steam locomotives

• Furness Railway K1, a steam locomotive class related to the Furness Railway K2
• GSR Class K1, a Great Southern Railway Irish steam locomotive
• LNER Thompson/Peppercorn Class K1, a 1949 British 2-6-0 (mogul) steam locomotive class
• LNER Class K1, a class of British steam locomotives
• NCC Class K1, a Northern Counties Committee Irish steam locomotive
• PRR K1, a Pennsylvania Railroad locomotive classification
• SR K1 class, a British 2-6-0 steam locomotive
• the first 1909 Tasmanian Government Railways K class Garratt, a type of articulated steam locomotive

Water transport and sport

• K1 Britannia, the replica of His Majesty's Yacht Britannia built in 1893 for Commodore Albert Edward, Prince of Wales
• The class/racing number on HMY Britannia's main sail
• K1, (single kayak) a canoe racing event under the International Canoe Federation

Other vehicles

• K-1 (rocket), an aerospace vehicle under development by Rocketplane Kistler

Electronics

• Kawai K1, a digital synthesizer
• Magnetophon K1, the first tape recorder, produced in Germany in 1935
• Motorola KRZR K1, a mobile phone
• Sendo K1, a model of Sendo mobile phone
• Pentax K-1, a digital single-lens reflex camera
• Pentax K-01, a digital mirrorless interchangeable lens camera
• Tegra K1, an Nvidia system on a chip for mobile devices

United States government forms

• K-1 visa, a United States immigration visa (also called the fiancé(e) visa)
• Schedule K-1, a tax form of the United States Internal Revenue Service (IRS) corresponding with Form 1065 to report one's share of income in a flow-through entity

Music

K. 1 can designate:

• six works by Wolfgang Amadeus Mozart:
  • K. 1a, an Andante in C for Keyboard
  • K. 1b, an Allegro in C for Keyboard
  • K. 1c, an Allegro in F for Keyboard
  • K. 1d, a Minuet in F for Keyboard
  • K. 1e, a Minuet in G for Keyboard
  • K. 1f, a Minuet in C for Keyboard
• Kk. 1 or K. 1, a sonata for keyboard by Scarlatti; see List of solo keyboard sonatas by Domenico Scarlatti
• Kay One (born 1984), German rapper
• Kingz One, a music group created in 2003

Miscellaneous

• Family K1, a set of New Testament manuscripts
• K1 or K-1, an abbreviation for kerosene heating fuel
• K1, a Larcum Kendall marine chronometer (1769)
• K-1, a kickboxing promotion
• Haplogroup LT or K1, a Y-chromosome DNA haplogroup
• K1, an alternative title for Kommune 1
• k1, a coefficient that encapsulates process-related factors, limiting the minimum feature size in photolithography
• K1 fund, a suspected German Ponzi-scheme
• an abbreviation for KotOR 1
• K₁, a common name for the vitamin phylloquinone

See also

• Kerrang! ("K!"), UK music webzine
• Kahoot! ("K!"), Norwegian online quiz game learning platform
• All pages with titles containing k-1
• All pages with titles containing k1
• KL (disambiguation)
• KI (disambiguation)
• 1K (disambiguation)