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22228EAW33C4 - SNR

22228EAW33C4

Spherical roller bearing, pressed steel cage, groove and lubrication holes on outer ring

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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.

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 140 mm
External diameter (D) 250 mm
Bearing/Inner ring width (B) 68 mm
External diameter inner ring (d2) 163,9 mm
Inner diameter outer ring (D1) 223,9 mm
Min fillet radius (rs) 3 mm
Number of lubrication holes 3 or 4
Groove width (b) 14,2 mm
Hole diameter (k) 7 mm
Coef (e) 0.25
Lower axial load coef (Y1) 2.74
Upper axial load coef (Y2) 4.08
Static axial load coef (Y0) 2.68
Radial clearance class C4
Mass 14,2 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 867 kN
Static load (C0) 1010 kN
Fatigue limit load (Cu) 100 kN
Reference thermal speed (Nref) 2500 tr/min
Mechanical Limit Speed (Nlim) 3300 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 200 °C

ABUTMENT

Max shoulder diameter IR (da max) 0 mm
Min shoulder diameter IR (da min) 154 mm
Max shoulder diameter OR (Da max) 236 mm
Max shaft & housing fillet radius (ra max) 2,5 mm
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