A native system of weights and measures was used by Tatars

Tatars

Tatars are a Turkic speaking ethnic group , numbering roughly 7 million.The majority of Tatars live in the Russian Federation, with a population of around 5.5 million, about 2 million of which in the republic of Tatarstan.Significant minority populations are found in Uzbekistan, Kazakhstan,...

 until 1924, but became obsolete when the Soviet Union

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 adopted the metric system

Metric system

The metric system is an international decimalised system of measurement. France was first to adopt a metric system, in 1799, and a metric system is now the official system of measurement, used in almost every country in the world...

.

The Tatar system shares many units with the Russian system (e.g. sajın and disätinä), which is close to the English (The Russian system existed since ancient Rus', but under Peter the Great, the Russian units were redefined relative to the English system

English unit

English units are the historical units of measurement used in England up to 1824, which evolved as a combination of the Anglo-Saxon and Roman systems of units...

.), therefore a duym is pretty much equal to an inch. This list includes their Tatar language

Tatar language

The Tatar language , or more specifically Kazan Tatar, is a Turkic language spoken by the Tatars of historical Kazan Khanate, including modern Tatarstan and Bashkiria...

 names.

Length

• Duym (дюйм), thumb
  Inch
  An inch is the name of a unit of length in a number of different systems, including Imperial units, and United States customary units. There are 36 inches in a yard and 12 inches in a foot...
  
   = 25.4 mm
• Qarış (вершок) = 44.45 mm
• Fut (foot)
  • 1 Fut = 12 duym = 304.8 mm
• Çirek, qarış or söyäm (пядь)
  • 1 Çirek = 4 qarış = 177.8 mm
• Arşın (аршин)
  • 1 Arşın = 4 cirek = 16 qarış = 28 dúym = 711.2 mm
• Sajın, qolaç or tayaq (сажень)
  • 1 Sajın = 3 arşın = 7 fut = 2.133 m
• Çaqrım (верста)
  • 1 Çaqrım = 500 sajın = 1.0668 km
• Färsäx or parasang
  Parasang
  The parasang is a historical Iranian unit of itinerant distance comparable to the European league.In antiquity, the term was used throughout much of the Middle East, and the Old Iranian language from which it derives can no longer be determined...
  
  
  • 1 Färsäx = 6-7 çaqrım = 6.400-7.467 km
• Mil (миля), geographical mile
  Geographical mile
  The geographical mile is a unit of length determined by 1 minute of arc along the Earth's equator. For the 1924 International Spheroid this equalled 1855.4 metres...
  
  
  • 1 Mil = 7 çaqrım = 7.467 km

• Atnı tuqtawsız yurıyu, the distance a horse travels without stops
  • 1 Atnı tuqtawsız yurıyu = 15-25 km
• Cäyäwleneñ könlek yulı, a day of riding
  • 1 Cäyäwleneñ könlek yulı = 35 çaqrım = 37.338 km
• Atnıñ könlek yulı, the distance a horse travels in one day, equal to 40-50 km
• Cäyäwleneñ aylıq yulı, a month of riding, equal to 1120.14 km
  • 1 Cäyäwleneñ aylıq yulı = 1050 çaqrım

Area

• Quadrat sajın
  • 1 Quadrat sajın = 1 sajın² = 4.552 m²
• Cärib
  • 1 Cärib = 3600 arşın² = 1820.9 m²
• Disätinä (десятина)
  • 1 Disätinä = 2400 Quadrat sajın = 10,925.4 m²
    Square metre
    The square metre or square meter is the SI derived unit of area, with symbol m2 . It is defined as the area of a square whose sides measure exactly one metre...
    
     = ca. 1.1 ha
    Hectare
    The hectare is a metric unit of area defined as 10,000 square metres , and primarily used in the measurement of land. In 1795, when the metric system was introduced, the are was defined as being 100 square metres and the hectare was thus 100 ares or 1/100 km2...
    
    
• Çirek
  • 1 Çirek = ½ disätinä = 5462.7 m²
• Quadrat çaqrım
  • 1 Quadrat çaqrım = 1 çaqrım² = 1.138 km²
    Square kilometre
    Square kilometer, symbol km2, is a decimal multiple of the SI unit of surface area, the square metre, one of the SI derived units.1 km2 is equal to:* 1,000,000 m2* 100 ha * 0.386302 square miles* 247.105381 acresConversely:...
    
    

Volume

• Garnets (гарнец) = 3.279 l
  Litre
  pic|200px|right|thumb|One litre is equivalent to this cubeEach side is 10 cm1 litre water = 1 kilogram water The litre is a metric system unit of volume equal to 1 cubic decimetre , to 1,000 cubic centimetres , and to 1/1,000 cubic metre...
  
  
• Çirektän sigez (четверик)
  • 1 Çirektän sigez = 8 garnets = 26.238 l
• Çirek (четверть)
  • 1 Çirek = 64 garnets = 8 Çirektän sigez = 209.91 l
• Çiläk (ведро) = 12,299 l

• Podawqa (пудовка)
  • 1 pot, the volume of 16 kg of water
    Water
    Water is a chemical substance with the chemical formula H2O. A water molecule contains one oxygen and two hydrogen atoms connected by covalent bonds. Water is a liquid at ambient conditions, but it often co-exists on Earth with its solid state, ice, and gaseous state . Water also exists in a...
    
    
• Poçıq
  • 1 Poçıq = 2 pot = the volume of 32 kg of water
• Batman
  Batman (mass measure)
  The batman was a unit of mass used in the Ottoman Empire and among Turkic peoples of the Russian Empire. It has also been recorded as a unit of area in Uyghur-speaking regions of Central Asia. The name is Turkic , but was also sometimes used for the equivalent unit in Persia . The equivalent unit...
  
  
  • 1 batman = 4 pot

Mass

• Öleş (допя) = 44.434 mg
• Mısqal (золотник)
  • 1 Mısqal = 96 öleş = 4.265 g
• Lot (лот)
  • 1 Lot = 3 mısqal = 12.797 g
• Qadaq or göränkä (фунт)
  • 1 Qadaq = 32 lot = 96 mısqal = 409.5 g
• Pot (пуд)
  • 1 pot = 40 qadaq = 16.380 kg
• Qantar
  • 1 Qantar = 2½ pot = 40.951 kg
• Berkovets (беркoвец)
  • 1 Berkovets = 10 pot = 163.805 kg