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30300 series Metric >> Inch >>
Normal Bearing
Dimensions		 Preferred Shoulder
Diameters		 Basic Load
Ratings		 Effective
Load
Center		 Limiting
Speeds		 Bearing Weight
(Approx.)
d D T B C r1 r2 da(min) db(max) Da(max) Cr Cor a Grease Oil Weight
Basic
Bearing No.		 mm mm mm mm mm mm mm mm mm mm KN KN mm rpm rpm kg
30304 20.00 52.00 16.25 16.25 15.00 1.50 1.50 31.00 27.00 44.00 35.50 34.00 11.10 800 11000 0.1650
Normal Bearing
Dimensions		 Preferred Shoulder
Diameters		 Basic Load
Ratings		 Effective
Load
Center		 Limiting
Speeds		 Bearing Weight
(Approx.)
d D T B C r1 r2 da(min) db(max) Da(max) Cr Cor a Grease Oil Weight
Basic
Bearing No.		 inch inch inch inch inch inch inch inch inch inch KN KN mm rpm rpm lbs
30304 0.79 2.05 0.64 0.64 0.59 0.06 0.06 1.22 1.06 1.73 35.50 34.00 11.10 800 11000 0.3630
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 16.25 20 11.1 44.0 31.0~27.0 15 27.0
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
52 16.25 20 15 44.0 31.0~
TAPER
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.64 0.79 1.73 1.22~1.06 0.59 1.06
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
2.05 0.64 0.79 0.59 1.73 1.22~
TAPER

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