Technical data
23968
Double row spherical roller bearings
Spherical roller bearing, with central rib on inner ring, 2-part machined cage centred on inner ring, groove and lubrication holes on outer ring
Spherical roller bearing, with central rib on inner ring, 2-part machined cage centred on inner ring, groove and lubrication holes on outer ring
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Visual(s)
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Product definition
d 340 mm D 460 mm B 90 mm rs min 3 mm Number of lubrication holes 8 b 14 mm k 8 mm e 0.17 Y1 3.91 Y2 5.83 Y0 3.83 Radial clearance class CN Brand NTN -
Product performance
Dynamic load, C 1,220 kN Static load, C0 2,650 kN Fatigue limit load, Cu 366 kN Nref 900 Tr/min Nlim 1,200 Tr/min Min operating temperature, Tmin -40 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.46 Hz Characteristic rolling element frequency, BSF 14.26 Hz Characteristic outer ring frequency, BPF0 17.68 Hz Characteristic inner ring frequency, BPFI 20.32 Hz -
Abutment dimensions
da min 352.4 mm Da max 447.6 mm ra max 2.5 mm -
Calculation factors
