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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 440 mm D - External diameter 650 mm B - Bearing/Inner ring width 212 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 576 mm rs - Min fillet radius 6 mm Number of lubrication holes 8 b - Groove width 33 mm k - Hole diameter 20 mm Radial clearance class CN Mass 245 kg
PRODUCT PERFORMANCE C - Dynamic load 4800 kN C0 - Static load 9450 kN Cu - Fatigue limit load 530 kN e - Coefficient 0.32 Y0 - Static axial load coefficient 2.07 Y1 - Lower axial load coefficient 2.11 Y2 - Upper axial load coefficient 3.15 N lim - Oil lubrication limit speed 540 tr/min N lim - Grease lubrication limit speed 420 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 120 °C
ABUTMENT da min - Min shoulder diameter IR 468 mm Da max - Max shoulder diameter OR 622 mm ra max - Max shaft & housing fillet radius 5 mm
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