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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 300 mm D - External diameter 420 mm B - Bearing/Inner ring width 90 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 387 mm rs - Min fillet radius 3 mm Number of lubrication holes 8 b - Groove width 14 mm k - Hole diameter 8 mm Radial clearance class CN Mass 40,1 kg
PRODUCT PERFORMANCE C - Dynamic load 1600 kN C0 - Static load 2620 kN Cu - Fatigue limit load 145 kN e - Coefficient 0.2 Y0 - Static axial load coefficient 3.34 Y1 - Lower axial load coefficient 3.42 Y2 - Upper axial load coefficient 5.09 N lim - Oil lubrication limit speed 1140 tr/min N lim - Grease lubrication limit speed 890 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 313 mm Da max - Max shoulder diameter OR 407 mm ra max - Max shaft & housing fillet radius 3 mm
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