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22318EAW33C3 - SNR

22318EAW33C3

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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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 90 mm
External diameter (D) 190 mm
Bearing/Inner ring width (B) 64 mm
External diameter inner ring (d2) 110,1 mm
Inner diameter outer ring (D1) 165,1 mm
Min fillet radius (rs) 3 mm
Number of lubrication holes 3 or 4
Groove width (b) 12 mm
Hole diameter (k) 5 mm
Coef (e) 0.33
Lower axial load coef (Y1) 2.06
Upper axial load coef (Y2) 3.07
Static axial load coef (Y0) 2.01
Radial clearance class C3
Mass 8,285 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 668 kN
Static load (C0) 652 kN
Fatigue limit load (Cu) 71,4 kN
Reference thermal speed (Nref) 3000 tr/min
Mechanical Limit Speed (Nlim) 3500 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) 104 mm
Max shoulder diameter OR (Da max) 176 mm
Max shaft & housing fillet radius (ra max) 2,5 mm
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