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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 Technical datasheet 3D file Detailed technical sheet Product information PRODUCT DEFINITION Brand NTN d - Internal diameter 70 mm D - External diameter 150 mm B - Bearing/Inner ring width 51 mm d2 - External diameter inner ring 86 mm D1 - Inner diameter outer ring 128,7 mm rs - Min fillet radius 2,1 mm Number of lubrication holes 3 b - Groove width 10 mm k - Hole diameter 5 mm Radial clearance class CN Mass 4,176 kg
PRODUCT PERFORMANCE C - Dynamic load 420 kN C0 - Static load 396 kN Cu - Fatigue limit load 46,7 kN e - Coefficient 0.34 Y0 - Static axial load coefficient 1.96 Y1 - Lower axial load coefficient 2 Y2 - Upper axial load coefficient 2.98 N ref - Reference thermal speed 3800 tr/min N lim - Mechanical Limit Speed 4500 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 82 mm Da max - Max shoulder diameter OR 138 mm ra max - Max shaft & housing fillet radius 2 mm
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