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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 370 mm B - Bearing/Inner ring width 120 mm D1 - Inner diameter outer ring 327,9 mm rs - Min fillet radius 4 mm Number of lubrication holes 3 b - Groove width 19,09 mm k - Hole diameter 9 mm Associated sleeve reference H3144 Radial clearance class CN Mass 52,21 kg
PRODUCT PERFORMANCE C - Dynamic load 2190 kN C0 - Static load 2940 kN Cu - Fatigue limit load 258 kN e - Coefficient 0.3 Y0 - Static axial load coefficient 2.23 Y1 - Lower axial load coefficient 2.28 Y2 - Upper axial load coefficient 3.39 N ref - Reference thermal speed 1200 tr/min N lim - Mechanical Limit Speed 1700 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 237 mm db - Min diameter for Sleeve 233 mm Ce - Min length fro Sleeve 9 mm Da max - Max shoulder diameter OR 353 mm ra max - Max shaft & housing fillet radius 3 mm
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