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21307CDKE4

Spherical Roller Bearings
Spherical Roller Bearings

Product Information

Designations

21307CDKE4

Boundary Dimensions

d 35 mm
D 80 mm
B 21 mm
r (min.） 1.5 mm

Basic Load Ratings

Cr 71500 N Basic dynamic load rating
C0r 76000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 7100 min-1
Grease 4000 min-1
Oil 5300 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 44 mm
da (max.) 47 mm
Da (min.) 67 mm
Da(max.) 71 mm
ra (max.) 1.5 mm

Calculation factors

e 0.28
Y2 3.6
Y3 2.4
Y0 2.4

Additional information

Mass

(approx.) 0.53 kg