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22218EMKW33 - SNR

22218EMKW33

Spherical roller bearing, one-piece machined 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.

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 90 mm
External diameter (D) 160 mm
Bearing/Inner ring width (B) 40 mm
Inner diameter outer ring (D1) 143,2 mm
Min fillet radius (rs) 2 mm
Number of lubrication holes 3 or 4
Groove width (b) 10,2 mm
Hole diameter (k) 4,5 mm
Associated sleeve reference H318
Coef (e) 0.23
Lower axial load coef (Y1) 2.9
Upper axial load coef (Y2) 4.31
Static axial load coef (Y0) 2.83
Radial clearance class CN
Mass 3,3 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 384 kN
Static load (C0) 398 kN
Fatigue limit load (Cu) 45,2 kN
Reference thermal speed (Nref) 3900 tr/min
Mechanical Limit Speed (Nlim) 5100 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) 101 mm
Min diameter for Sleeve (db) 96 mm
Min length fro Sleeve (Ce) 10 mm
Max shoulder diameter OR (Da max) 149 mm
Max shaft & housing fillet radius (ra max) 2 mm
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