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Spherical roller bearings

22314EKF800 - SNR

22314EKF800

Spherical roller bearing for vibratory applications, one-piece machined cage, groove and lubrication holes on outer ring, tapered bore 1:12, special C4 class clearance

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 diameter150 mm
B - Bearing/Inner ring width51 mm
d2 - External diameter inner ring0 mm
D1 - Inner diameter outer ring128,7 mm
rs - Min fillet radius2,1 mm
Number of lubrication holes3
b - Groove width10 mm
k - Hole diameter5 mm
Associated sleeve referenceH2314
Radial clearance classC4 Special
Mass4,198 kg
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PRODUCT PERFORMANCE
C - Dynamic load420 kN
C0 - Static load396 kN
Cu - Fatigue limit load46,7 kN
e - Coefficient0.34
Y0 - Static axial load coefficient1.96
Y1 - Lower axial load coefficient2
Y2 - Upper axial load coefficient2.98
N ref - Reference thermal speed3800 tr/min
N lim - Mechanical Limit Speed4500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)5,611 Hz
BPFI - Over rolling frequency on inner (60 rpm)8,389 Hz
BSF - Over rolling frequency on rolling element (60 rpm)4,723 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,362 Hz
FTF - Rotational frequency - cage (60 rpm)0,401 Hz
ABUTMENT
da max - Max shoulder diameter IR0 mm
da min - Min shoulder diameter IR82 mm
db - Min diameter for Sleeve76 mm
Ce - Min length fro Sleeve6 mm
Da max - Max shoulder diameter OR138 mm
ra max - Max shaft & housing fillet radius2 mm
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