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Double row angular contact ball bearings

5304S - NTN

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter20 mm
D - External diameter52 mm
B - Bearing/Inner ring width22,2 mm
a - Charge load application point26,7 mm
α - Contact angle25 °
rs - Min fillet radius1,1 mm
Radial clearance classCN
Precision classP0
Mass0,22 kg
PRODUCT PERFORMANCE
C - Dynamic load24,6 kN
C0 - Static load15 kN
Cu - Fatigue limit load0,93 kN
N lim - Oil lubrication limit speed12000 tr/min
N lim - Grease lubrication limit speed9000 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR27 mm
Da max - Max shoulder diameter OR45 mm
ra max - Max shaft & housing fillet radius1 mm