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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 320 mm D - External diameter 440 mm B - Bearing/Inner ring width 90 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 407 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 42,1 kg
PRODUCT PERFORMANCE C - Dynamic load 1670 kN C0 - Static load 2820 kN Cu - Fatigue limit load 154 kN e - Coefficient 0.19 Y0 - Static axial load coefficient 3.54 Y1 - Lower axial load coefficient 3.62 Y2 - Upper axial load coefficient 5.39 N lim - Oil lubrication limit speed 1080 tr/min N lim - Grease lubrication limit speed 840 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 333 mm Da max - Max shoulder diameter OR 427 mm ra max - Max shaft & housing fillet radius 3 mm
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