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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 220 mm D - External diameter 400 mm B - Bearing/Inner ring width 108 mm D1 - Inner diameter outer ring 357,7 mm rs - Min fillet radius 4 mm Number of lubrication holes 3 b - Groove width 20,56 mm k - Hole diameter 11 mm Radial clearance class CN Mass 59,474 kg
PRODUCT PERFORMANCE C - Dynamic load 2210 kN C0 - Static load 2690 kN Cu - Fatigue limit load 232 kN e - Coefficient 0.25 Y0 - Static axial load coefficient 2.68 Y1 - Lower axial load coefficient 2.74 Y2 - Upper axial load coefficient 4.08 N ref - Reference thermal speed 1300 tr/min N lim - Mechanical Limit Speed 2000 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 237 mm Da max - Max shoulder diameter OR 383 mm ra max - Max shaft & housing fillet radius 3 mm
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