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Double-row self-aligning ball bearings

1303S - NTN

1303S

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter17 mm
D - External diameter47 mm
B - Bearing/Inner ring width14 mm
rs - Min fillet radius1 mm
Radial clearance classCN
Precision classP0
Mass0,13 kg
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PRODUCT PERFORMANCE
C - Dynamic load12,7 kN
C0 - Static load3,2 kN
Cu - Fatigue limit load0,11 kN
e - Coefficient0.32
Y0 - Static axial load coefficient2.1
Y1 - Lower axial load coefficient2
Y2 - Upper axial load coefficient3.1
N lim - Oil lubrication limit speed17000 tr/min
N lim - Grease lubrication limit speed14000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR22 mm
Da max - Max shoulder diameter OR42 mm
ra max - Max shaft & housing fillet radius1 mm
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