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1309 - SNR

1309

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter45 mm
D - External diameter100 mm
B - Bearing/Inner ring width25 mm
d1 - External diameter inner ring63,9 mm
D1 - Inner diameter outer ring83,1 mm
rs - Min fillet radius1,5 mm
Radial clearance classCN
Precision classP0
Mass0,959 kg
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PRODUCT PERFORMANCE
C - Dynamic load36,9 kN
C0 - Static load12,6 kN
Cu - Fatigue limit load0,57 kN
e - Coefficient0.25
Y0 - Static axial load coefficient2.66
Y1 - Lower axial load coefficient2.53
Y2 - Upper axial load coefficient3.92
N ref - Reference thermal speed6800 tr/min
N lim - Mechanical Limit Speed9200 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)6,249 Hz
BPFI - Over rolling frequency on inner (60 rpm)8,751 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,749 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,875 Hz
FTF - Rotational frequency - cage (60 rpm)0,417 Hz
ABUTMENT
da min - Min shoulder diameter IR53 mm
Da max - Max shoulder diameter OR92 mm
ra max - Max shaft & housing fillet radius1,5 mm
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