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Thrust spherical roller bearings

29456E - SNR

29456E

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter of shaft washer280 mm
D - Housing washer outer diameter520 mm
D1 - Inner diameter housing washer370,8 mm
d1 - External diameter shaft washer468,9 mm
T - Thrust bearing height145 mm
C - Housing washer width70 mm
B - Shaft washer width95 mm
B2 - Distance large face of shaft washer / metal cage125 mm
a - Charge load application point166 mm
Cage materialTôle
Mass127 kg
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PRODUCT PERFORMANCE
Ca - Dynamic axial load rating4460 kN
C0a - Static axial load rating15800 kN
Cua - Limit axial load rating1270 kN
N lim - Oil lubrication limit speed620 tr/min
N ref - Reference thermal speed600 tr/min
N lim - Mechanical Limit Speed1100 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)8,056 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,944 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,829 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,915 Hz
FTF - Rotational frequency - cage (60 rpm)0,448 Hz
ABUTMENT
ras max - Max shaft & housing fillet radius5 mm
rs - Min fillet radius6 mm
Da max - Max shoulder diameter OR446 mm
da min - Min shoulder diameter IR395 mm
db1 - Maximum diameter of the shaft washer shoulder298 mm
db2 - Max spacer diameter316,5 mm
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