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Spherical roller bearings
22310EAKW33ZZ - SNR
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
Brand
SNR
d - Internal diameter
50 mm
D - External diameter
110 mm
B - Bearing/Inner ring width
40 mm
d2 - External diameter inner ring
63,8 mm
D1 - Inner diameter outer ring
93,2 mm
rs - Min fillet radius
2 mm
Number of lubrication holes
3
b - Groove width
7 mm
k - Hole diameter
3,5 mm
Associated sleeve reference
H2310
Radial clearance class
CN
Mass
1,83 kg
PRODUCT PERFORMANCE
C - Dynamic load
250 kN
C0 - Static load
232 kN
Cu - Fatigue limit load
28,3 kN
e - Coefficient
0.36
Y0 - Static axial load coefficient
1.83
Y1 - Lower axial load coefficient
1.87
Y2 - Upper axial load coefficient
2.79
N ref - Reference thermal speed
4900 tr/min
N lim - Mechanical Limit Speed
6100 tr/min
Tmin - Min operating temperature
-40 °C
Tmax - Max operating temperature
200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)
5,662 Hz
BPFI - Over rolling frequency on inner (60 rpm)
8,338 Hz
BSF - Over rolling frequency on rolling element (60 rpm)
4,901 Hz
BRF - Rotational frequency – rolling element (60 rpm)
