22208EAKW33ZZC3 - SNR


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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 40 mm
External diameter D 80 mm
Bearing/Inner ring width(B) 23 mm
External diameter inner ring d2 50,2 mm
Inner diameter outer ring D1 70,8 mm
Min fillet radius rs 1,1 mm
Number of lubrication holes 3 or 4
Groove width (b) 5,38 mm
Hole diameter (k) 2,5 mm
Associated sleeve reference H308
Coef e 0.27
Lower axial load coef (Y1) 2.47
Upper axial load coef (Y2) 3.68
Static axial load coef (Y0) 2.41
Radial clearance class C3
Mass 0,52 kg
Brand SNR
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Dynamic load, C 116 kN
Static load, C0 105 kN
Fatigue limit load, Cu 12,8 kN
Reference thermal speed (Nref) 8200 tr/min
Mechanical Limit Speed Nlim 11000 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 200 °C
Characteristic cage frequency, FTF 0,415 Hz
Characteristic rolling element frequency, BSF 5,618 Hz
Characteristic outer ring frequency, BPF0 6,64 Hz
Characteristic inner ring frequency, BPFI 9,36 Hz


Max shoulder diameter IR da max 50,2 mm
Min shoulder diameter IR da min 47 mm
Min diameter for Sleeve db 44 mm
Min length fro Sleeve Ce 5 mm
Max shoulder diameter OR Da max 73 mm
Max shaft & housing fillet radius ra max 1 mm
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