6A refers to Six Apart, a software company. 6A may also refer to: *

6A (Long Island bus) Suffolk County Transit operates a number of bus routes in Suffolk County, New York, United States; a few in the town of Huntington are operated by Huntington Area Rapid Transit. The Villages of Patchogue and Port Jefferson, also have had their ow ...

APP-6A NATO Joint Military Symbology is the NATO standard for military map symbols. Originally published in 1986 as Allied Procedural Publication 6 (APP-6), NATO Military Symbols for Land Based Systems, the standard has evolved over the years and is c ...

, the NATO standard for military map marking symbols *

Franklin 6A Franklin may refer to: People * Franklin (given name) * Franklin (surname) * Franklin (class), a member of a historical English social class Places Australia * Franklin, Tasmania, a township * Division of Franklin, federal electoral divi ...

, an engine powering the 1961 Maule M-4 aircraft *

Gemini 6A Gemini 6A (officially Gemini VI-A) With Gemini IV, NASA changed to Roman numerals for Gemini mission designations. was a 1965 crewed United States spaceflight in NASA's Gemini program. The mission, flown by Wally Schirra and Thomas P. Stafford ...

, a 1965 crewed spaceflight *

HCM-6A HCM-6A is an LAE galaxy that was found in 2002 by Esther Hu and Lennox Cowie from the University of Hawaii and Richard McMahon from the University of Cambridge, using the Keck II Telescope in Hawaii. HCM-6A is located behind the Abell 370 g ...

, a galaxy found in 2002 * Keratin 6A **

Precorrin-6A synthase (deacetylating) In enzymology, precorrin-6A synthase (deacetylating) () is an enzyme that catalyzes the chemical reaction :S-adenosyl-L-methionine + precorrin-5 + H2O \rightleftharpoons S-adenosyl-L-homocysteine + precorrin-6A + acetate : The 3 substrates of thi ...

, an enzyme **

Precorrin-6A reductase In enzymology, a precorrin-6A reductase () is an enzyme that catalyzes the chemical reaction ::precorrin-6A + NADPH + H+ \rightleftharpoons precorrin-6B + NADP+ The three substrates of this enzyme are precorrin 6A, NADPH and a proton; its two ...

, an enzyme * U.S. Route 6A *

Aviacsa Consorcio Aviaxsa, S.A. de C.V., doing business as Aviacsa, was a low-cost airline of Mexico with its headquarters in Hangar 1 of Zone C on the property of Mexico City International Airport in Venustiano Carranza, Mexico City, Mexico. The airlin ...

IATA airline designator *6A, the production code for the 1982 ''Doctor Who'' serial '' Black Orchid''

See also