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7304BWDB

Matched Angular Contact Ball Bearings

Matched Angular Contact Ball Bearings

Product Information

Designations

7304BWDB

Boundary Dimensions

d	20	mm
D	52	mm
r (min.）	1.1	mm
r1 (min.)	0.6	mm

Basic Load Ratings

C_r	31000	N	Basic dynamic load rating
C_0r	19300	N	Basic static load rating

Speeds

Grease	7100	min-1
Oil	10000	min-1

Dimensions

a0

45.2

mm

Abutment and Fillet Dimensions

da (min.)	27	mm
Db(max.)	47	mm
ra (min.)	1	mm
rb (max.)	0.6	mm

Calculation factors

Additional information

Mass

(approx.)

0.3

kg