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2212 - SNR

2212

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter60 mm
D - External diameter110 mm
B - Bearing/Inner ring width28 mm
d1 - External diameter inner ring75,7 mm
D1 - Inner diameter outer ring93,5 mm
rs - Min fillet radius1,5 mm
Radial clearance classCN
Precision classP0
Mass1,069 kg
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PRODUCT PERFORMANCE
C - Dynamic load33,7 kN
C0 - Static load12,6 kN
Cu - Fatigue limit load0,57 kN
e - Coefficient0.28
Y0 - Static axial load coefficient2.36
Y1 - Lower axial load coefficient2.25
Y2 - Upper axial load coefficient3.48
N ref - Reference thermal speed6600 tr/min
N lim - Mechanical Limit Speed7700 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)7,75 Hz
BPFI - Over rolling frequency on inner (60 rpm)10,25 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,94 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,47 Hz
FTF - Rotational frequency - cage (60 rpm)0,431 Hz
ABUTMENT
da min - Min shoulder diameter IR68 mm
Da max - Max shoulder diameter OR102 mm
ra max - Max shaft & housing fillet radius1,5 mm
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