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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 240 mm D - External diameter 500 mm B - Bearing/Inner ring width 155 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 421 mm rs - Min fillet radius 5 mm Number of lubrication holes 8 b - Groove width 20 mm k - Hole diameter 12 mm Radial clearance class CN Mass 149 kg
PRODUCT PERFORMANCE C - Dynamic load 3500 kN C0 - Static load 4170 kN Cu - Fatigue limit load 193 kN e - Coefficient 0.32 Y0 - Static axial load coefficient 2.07 Y1 - Lower axial load coefficient 2.12 Y2 - Upper axial load coefficient 3.15 N lim - Oil lubrication limit speed 1000 tr/min N lim - Grease lubrication limit speed 780 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 260 mm Da max - Max shoulder diameter OR 480 mm ra max - Max shaft & housing fillet radius 5 mm
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