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Double-row self-aligning ball bearings

2209SC3 - NTN

2209SC3

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter45 mm
D - External diameter85 mm
B - Bearing/Inner ring width23 mm
rs - Min fillet radius1,1 mm
Radial clearance classC3
Precision classP0
Mass0,556 kg
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PRODUCT PERFORMANCE
C - Dynamic load23,3 kN
C0 - Static load8,15 kN
Cu - Fatigue limit load0,51 kN
e - Coefficient0.3
Y0 - Static axial load coefficient2.2
Y1 - Lower axial load coefficient2.1
Y2 - Upper axial load coefficient3.2
N lim - Oil lubrication limit speed8500 tr/min
N lim - Grease lubrication limit speed7100 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR51,5 mm
Da max - Max shoulder diameter OR78,5 mm
ra max - Max shaft & housing fillet radius1 mm
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