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The spherical roller bearing withstands significant loads and misalignments . This type of roller bearing is well adapted to harsh operating conditions : impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
Log in To add this product to your basket Documentation Product information PRODUCT DEFINITION Brand NTN d - Internal diameter 630 mm D - External diameter 850 mm B - Bearing/Inner ring width 165 mm d2 - External diameter inner ring 690 mm D1 - Inner diameter outer ring 781 mm rs - Min fillet radius 6 mm Number of lubrication holes 8 b - Groove width 27 mm k - Hole diameter 16 mm Radial clearance class CN Mass 277 kg
PRODUCT PERFORMANCE C - Dynamic load 4100 kN C0 - Static load 9250 kN Cu - Fatigue limit load 545 kN e - Coefficient 0.18 Y0 - Static axial load coefficient 3.58 Y1 - Lower axial load coefficient 3.66 Y2 - Upper axial load coefficient 5.46 N lim - Oil lubrication limit speed 420 tr/min N lim - Grease lubrication limit speed 320 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 120 °C
ABUTMENT da min - Min shoulder diameter IR 658 mm Da max - Max shoulder diameter OR 822 mm ra max - Max shaft & housing fillet radius 5 mm
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