24088B - NTN


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-SNR offers as standard, unsurpassed endurance and longevity.


3D file

Technical datasheet

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Internal diameter (d) 440 mm
External diameter (D) 650 mm
Bearing/Inner ring width (B) 212 mm
External diameter inner ring (d2) 0 mm
Inner diameter outer ring (D1) 576 mm
Min fillet radius (rs) 6 mm
Number of lubrication holes 8
Groove width (b) 33 mm
Hole diameter (k) 20 mm
Coef (e) 0.32
Lower axial load coef (Y1) 2.11
Upper axial load coef (Y2) 3.15
Static axial load coef (Y0) 2.07
Radial clearance class CN
Mass 245 kg
Brand NTN
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Dynamic load (C) 4800 kN
Static load (C0) 9450 kN
Fatigue limit load (Cu) 530 kN
Nlim (oil) 540 tr/min
Nlim (grease) 420 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 120 °C


Min shoulder diameter IR (da min) 468 mm
Max shoulder diameter OR (Da max) 622 mm
Max shaft & housing fillet radius (ra max) 5 mm
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