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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 540 mm B - Bearing/Inner ring width 140 mm d2 - External diameter inner ring 0 mm D1 - Inner diameter outer ring 469 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 134 kg
PRODUCT PERFORMANCE C - Dynamic load 3470 kN C0 - Static load 4590 kN Cu - Fatigue limit load 232 kN e - Coefficient 0.25 Y0 - Static axial load coefficient 2.63 Y1 - Lower axial load coefficient 2.69 Y2 - Upper axial load coefficient 4 N lim - Oil lubrication limit speed 1080 tr/min N lim - Grease lubrication limit speed 860 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 320 mm Da max - Max shoulder diameter OR 520 mm ra max - Max shaft & housing fillet radius 5 mm
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