Deep groove ball bearings

Tolerances: Normal (metric), P6, P5, Normal (inch)
Radial internal clearance: Matched bearing pairs, Stainless steel d < 10 mm, Other bearings
Seat tolerances for standard conditions
Tolerances and resultant fits

Calculation

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628/4-2Z

Dimensions
d 4mm
D 9mm
B 3.5mm
d15.2mm
D28.1mm
r1,2min.0.1mm
Abutment dimensions
damin.4.6mm
damax.5.1mm
Damax.8.4mm
ramax.0.1mm
Calculation data
Basic dynamic load ratingC 0.423kN
Basic static load ratingC0 0.116kN
Fatigue load limitPu 0.005kN
Reference speed  140000r/min
Limiting speed  70000r/min
Calculation factorkr 0.015 
Calculation factorf0 6.5 
Mass
Mass bearing  0.001kg

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