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7228ADF

Matched Angular Contact Ball Bearings

Matched Angular Contact Ball Bearings

Product Information

Designations

7228ADF

Boundary Dimensions

d	140	mm
D	250	mm
r (min.）	3	mm
r1 (min.)	1.1	mm

Basic Load Ratings

C_r	390000	N	Basic dynamic load rating
C_0r	470000	N	Basic static load rating

Speeds

Grease	1800	min-1
Oil	2400	min-1

Dimensions

a0

70.6

mm

Abutment and Fillet Dimensions

db (min.)	154	mm
Da(max.)	236	mm
ra (min.)	2.5	mm
rb (max.)	2.5	mm

Calculation factors

Additional information

Mass

(approx.)

17.84

kg