Athenian cultural dominance continued throughout the Roman period, and the buildings added to the Agora reflect the educational role of the city, a role that ended only with the closing of the pagan philosophical schools by the Christian emperor Justinian in A.D. 529.
Bearing, in machine construction, a connector (usually a support) that permits the connected members to rotate or to move in a straight line relative to one another. Often one of the members is fixed, and the bearing acts as a support for the moving member. Most bearings support rotating shafts against either transverse (radial) or thrust (axial) loads.
PROCESS CAPABILITY AND STATISTICAL QUALITY CONTROL technical note 303. design is selected and the diameter of the bearing is set at 1.250 inches. Â±0.005 inch. This means that acceptable parts may have a diameter that. varies between 1.245 and 1.255 inches (which are the lower and upper. tolerance limits).