The kile (Ottoman Turkish: كيله) was an Ottoman unit of volume similar to a bushel, like other dry measures also often defined as a specific weight of a particular commodity. Its value varied widely by location, period, and commodity, from 8 to 132 oka. The 'standard' kile was 36 liters or 20 oka.
A.D. Alderson and Fahir İz, The Concise Oxford Turkish Dictionary, 1959.
Halil İnalcık, Donald Quataert, An Economic and Social History of the Ottoman Empire, 1300-1914, Cambridge University Press, 1997. ISBN 0-521-57455-2. Has extensive tables of values of the kile at various times and places.