The INA-FAG B7011-C-T-P4S-DUL is a high-precision FAG spindle bearing designed for demanding applications requiring exceptional accuracy and rigidity. This single-row angular contact ball bearing features a 55 mm bore diameter, a 90 mm outer diameter, and an 18 mm width. It is manufactured to P4S accuracy class, ensuring very high running precision. The 'C' designation indicates a contact angle of 15 degrees, while 'T' signifies a phenolic resin cage. The 'DUL' suffix denotes a universal design for paired mounting, allowing for O or X arrangements with a light preload. This genuine INA-FAG bearing is ideal for machine tool spindles and other high-speed, high-precision rotating equipment.