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628

Extra Small Ball Bearings and Miniature Ball Bearings
Extra Small Ball Bearings and Miniature Ball Bearings

Product Information

Designations

628

Boundary Dimensions

d 8 mm
D 24 mm
B 8 mm
r (min.） 0.3 mm

Basic Load Ratings

Cr 3700 N Basic dynamic load rating
C0r 1430 N Basic static load rating

Speeds

Grease 28000 min-1
Oil 34000 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 10 mm
Da(max.) 22 mm
ra (max.) 0.3 mm

Calculation factors

Additional information

Z 7
DW 3.969 mm

Mass

(approx.) 0.0172 kg