YRT50 d 50  mm    D 126  mm    H 30  mm            1)   Retention screws a -   Fixing holes in inner ring C 10  mm    D1 max 105  mm    d1 5,6  mm  Fixing holes in inner ring d2 -   Fixing holes in inner ring d3 5,6  mm  Fixing holes in outer ring G -   Extraction thread H1 20  mm    H2 10  mm    J 63  mm  Fixing holes in inner ring J1 116  mm  Fixing holes in outer ring nG -   Number of extraction threads nHS 2   Number of retaining screws nSa 12   Number of fixing holes in outer ring nSi 10   Number of fixing holes in inner ring t 12 X 30°   Number of pitches X angle of pitches               m 1,6  kg  Mass MA 8,5  Nm  Screw tightening torque Ca 56000  N  Basic dynamic load rating, axial C0a 280000  N  Basic static load rating, axial Cr 28500  N  Basic dynamic load rating, radial C0r 49500  N  Basic static load rating, radial nG 440  1/min  Limiting speed MRL 2,5  Nm  Bearing frictional torque caL 1300  N/μm  Axial rigidity crL 1100  N/μm  Radial rigidity ckL 1250  Nm/mrad  Tilting rigidity