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MR128

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

Product Information

Designations

MR128

Boundary Dimensions

d 8 mm
D 12 mm
B 2.5 mm
r (min.） 0.15 mm

Basic Load Ratings

Cr 600 N Basic dynamic load rating
C0r 274 N Basic static load rating

Speeds

Grease 40000 min-1
Oil 48000 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 9.2 mm
Da(max.) 10.8 mm
ra (max.) 0.15 mm

Calculation factors

Additional information

Z 12
DW 1.2 mm

Mass

(approx.) 0.00071 kg