23038EAKW33C4 - SNR


Spherical roller bearing, pressed steel cage, groove and lubrication holes on outer ring, tapered bore 1:12

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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-SNR offers as standard, unsurpassed endurance and longevity.


CAD file

Technical datasheet

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Internal diameter (d) 190 mm
External diameter (D) 290 mm
Bearing/Inner ring width (B) 75 mm
External diameter inner ring (d2) 213,4 mm
Inner diameter outer ring (D1) 265,1 mm
Min fillet radius (rs) 2,1 mm
Number of lubrication holes 3 or 4
Groove width (b) 13,24 mm
Hole diameter (k) 6 mm
Associated sleeve reference H3038
Coef (e) 0.22
Lower axial load coef (Y1) 3.01
Upper axial load coef (Y2) 4.48
Static axial load coef (Y0) 2.94
Radial clearance class C4
Mass 17,2 kg
Brand SNR
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Dynamic load (C) 1140 kN
Static load (C0) 1570 kN
Fatigue limit load (Cu) 147 kN
Reference thermal speed (Nref) 1900 tr/min
Mechanical Limit Speed (Nlim) 2400 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 200 °C


Max shoulder diameter IR (da max) 0 mm
Min shoulder diameter IR (da min) 200,2 mm
Min diameter for Sleeve (db) 199 mm
Min length fro Sleeve (Ce) 9 mm
Max shoulder diameter OR (Da max) 279,8 mm
Max shaft & housing fillet radius (ra max) 2 mm
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