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Double-row self-aligning ball bearings

1208SC3 - NTN

1208SC3

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter40 mm
D - External diameter80 mm
B - Bearing/Inner ring width18 mm
rs - Min fillet radius1,1 mm
Radial clearance classC3
Precision classP0
Mass0,42 kg
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PRODUCT PERFORMANCE
C - Dynamic load19,3 kN
C0 - Static load6,5 kN
Cu - Fatigue limit load0,26 kN
e - Coefficient0.22
Y0 - Static axial load coefficient2.9
Y1 - Lower axial load coefficient2.8
Y2 - Upper axial load coefficient4.3
N lim - Oil lubrication limit speed9000 tr/min
N lim - Grease lubrication limit speed7500 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR46,5 mm
Da max - Max shoulder diameter OR73,5 mm
ra max - Max shaft & housing fillet radius1 mm
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