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Spherical roller bearings

22214EAW33ZZ - SNR

22214EAW33ZZ
22214EAW33ZZ
22214EAW33ZZ
22214EAW33ZZ

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 offers as standard, unsurpassed endurance and longevity.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter70 mm
D - External diameter125 mm
B - Bearing/Inner ring width31 mm
d2 - External diameter inner ring84,1 mm
D1 - Inner diameter outer ring112,7 mm
rs - Min fillet radius1,5 mm
Number of lubrication holes3
b - Groove width7,37 mm
k - Hole diameter3,5 mm
Radial clearance classCN
Mass1,7 kg
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PRODUCT PERFORMANCE
C - Dynamic load235 kN
C0 - Static load240 kN
Cu - Fatigue limit load29,3 kN
e - Coefficient0.22
Y0 - Static axial load coefficient2.94
Y1 - Lower axial load coefficient3.01
Y2 - Upper axial load coefficient4.48
N ref - Reference thermal speed4900 tr/min
N lim - Mechanical Limit Speed6500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)8,101 Hz
BPFI - Over rolling frequency on inner (60 rpm)10,899 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,573 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,287 Hz
FTF - Rotational frequency - cage (60 rpm)0,426 Hz
ABUTMENT
da max - Max shoulder diameter IR84,1 mm
da min - Min shoulder diameter IR79 mm
Da max - Max shoulder diameter OR116 mm
ra max - Max shaft & housing fillet radius1,5 mm
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Industry Calcul Factors

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