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1213 - SNR

1213

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter65 mm
D - External diameter120 mm
B - Bearing/Inner ring width23 mm
d1 - External diameter inner ring85,5 mm
D1 - Inner diameter outer ring102,7 mm
rs - Min fillet radius1,5 mm
Radial clearance classCN
Precision classP0
Mass1,133 kg
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PRODUCT PERFORMANCE
C - Dynamic load30,7 kN
C0 - Static load12,5 kN
Cu - Fatigue limit load0,57 kN
e - Coefficient0.17
Y0 - Static axial load coefficient3.88
Y1 - Lower axial load coefficient3.7
Y2 - Upper axial load coefficient5.73
N ref - Reference thermal speed5900 tr/min
N lim - Mechanical Limit Speed7300 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)9,26 Hz
BPFI - Over rolling frequency on inner (60 rpm)11,74 Hz
BSF - Over rolling frequency on rolling element (60 rpm)8,296 Hz
BRF - Rotational frequency – rolling element (60 rpm)4,148 Hz
FTF - Rotational frequency - cage (60 rpm)0,441 Hz
ABUTMENT
da min - Min shoulder diameter IR73 mm
Da max - Max shoulder diameter OR112 mm
ra max - Max shaft & housing fillet radius1,5 mm
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