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22222EAW33C4 - SNR

22222EAW33C4

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

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 diameter110 mm
D - External diameter200 mm
B - Bearing/Inner ring width53 mm
d2 - External diameter inner ring130,1 mm
D1 - Inner diameter outer ring178,4 mm
rs - Min fillet radius2,1 mm
Number of lubrication holes3
b - Groove width11,73 mm
k - Hole diameter6 mm
Radial clearance classC4
Mass7,04 kg
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PRODUCT PERFORMANCE
C - Dynamic load602 kN
C0 - Static load643 kN
Cu - Fatigue limit load68,4 kN
e - Coefficient0.25
Y0 - Static axial load coefficient2.63
Y1 - Lower axial load coefficient2.69
Y2 - Upper axial load coefficient4
N ref - Reference thermal speed3300 tr/min
N lim - Mechanical Limit Speed4100 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)7,581 Hz
BPFI - Over rolling frequency on inner (60 rpm)10,419 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,098 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,049 Hz
FTF - Rotational frequency - cage (60 rpm)0,421 Hz
ABUTMENT
da max - Max shoulder diameter IR0 mm
da min - Min shoulder diameter IR122 mm
Da max - Max shoulder diameter OR188 mm
ra max - Max shaft & housing fillet radius2 mm
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