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Radial ball bearings consist of an inner and outer ring with a cage containing a complement of precision balls. The standard Conrad-type bearing has a deep-groove construction capable of handling radial and axial loads from either direction in versatile designs that permit relatively high-speed operation.

In addition to standard single-row deep groove bearings, Timken offers special designs, including a maximum capacity series and an extra large (XLS) radial series bearing.

Size range: 3 mm - 600 mm (0.12 in. - 23.62 in.) bore
Fafnir® Maximum Capacity Ball Bearings (200W, 300W)
Unit of Measure
1 2 3 4 

Part Number

d - Bore

D - Outer Diameter

Bearing Width

Ce - Dynamic Radial Rating

C0 - Static Radial Rating

Limiting Speed (Grease)

Limiting Speed (Oil)

Ball Type

CAD

AS3K FS50000 N/A 9.53 mm N/A 0.875 in22.23 mm N/A 0.2188 in5.56 mm N/A 830 lbf3700 N N/A 320 lbf1420 N N/A 18748 rpm N/A 21872 rpm N/A STEEL N/A CAD
104K N/A 20 mm N/A 1.6535 in42 mm N/A 0.3543 in9 mm N/A 2270 lbf10100 N N/A 1100 lbf4890 N N/A 9677 rpm N/A 11290 rpm N/A STEEL N/A CAD
304W N/A 20 mm N/A 2.0472 in52 mm N/A 0.5906 in15 mm N/A 5320 lbf23665 N N/A 2560 lbf11387 N N/A 6940 rpm N/A 8330 rpm N/A STEEL N/A CAD
206W N/A 30 mm N/A 2.4409 in62 mm N/A 0.6299 in16 mm N/A 15500 lbf68900 N N/A 8550 lbf38000 N N/A 5435 rpm N/A 6522 rpm N/A STEEL N/A CAD
207W N/A 35 mm N/A 2.8346 in72 mm N/A 0.6693 in17 mm N/A 8730 lbf38833 N N/A 5130 lbf22819 N N/A 4670 rpm N/A 5610 rpm N/A STEEL N/A CAD
306W N/A 30 mm N/A 2.8346 in72 mm N/A 0.7480 in19 mm N/A 9440 lbf41991 N N/A 5080 lbf22597 N N/A 4900 rpm N/A 5880 rpm N/A STEEL N/A CAD
306WD N/A 30 mm N/A 2.8346 in72 mm N/A 0.7480 in19 mm N/A 9440 lbf42000 N N/A 5080 lbf22600 N N/A 4902 rpm N/A 5882 rpm N/A STEEL N/A CAD
306WDD N/A 30 mm N/A 2.8346 in72 mm N/A 0.7480 in19 mm N/A 9440 lbf42000 N N/A 5080 lbf22600 N N/A 4902 rpm N/A 5882 rpm N/A STEEL N/A CAD
307W N/A 35 mm N/A 3.1496 in80 mm N/A 0.8268 in21 mm N/A 11300 lbf50265 N N/A 6480 lbf28824 N N/A 4350 rpm N/A 5220 rpm N/A STEEL N/A CAD
208W N/A 40 mm N/A 3.1496 in80 mm N/A 0.7087 in18 mm N/A 10400 lbf46200 N N/A 6440 lbf28700 N N/A 4167 rpm N/A 5000 rpm N/A STEEL N/A CAD
208WDD N/A 40 mm N/A 3.1496 in80 mm N/A 0.7087 in18 mm N/A 10400 lbf46200 N N/A 6440 lbf28700 N N/A 4167 rpm N/A 5000 rpm N/A STEEL N/A CAD
208WDN N/A 40 mm N/A 3.1496 in80 mm N/A 0.7087 in18 mm N/A 10400 lbf46200 N N/A 6440 lbf28700 N N/A 4167 rpm N/A 5000 rpm N/A STEEL N/A CAD
208WG N/A 40 mm N/A 3.1496 in80 mm N/A 0.7087 in18 mm N/A 10400 lbf46200 N N/A 6440 lbf28700 N N/A 4167 rpm N/A 5000 rpm N/A STEEL N/A CAD
307WDDN N/A 35 mm N/A 3.1496 in80 mm N/A 0.8268 in21 mm N/A 11300 lbf50200 N N/A 6480 lbf28800 N N/A 4348 rpm N/A 5217 rpm N/A STEEL N/A CAD
209W N/A 45 mm N/A 3.3465 in85 mm N/A 0.7480 in19 mm N/A 10900 lbf48486 N N/A 7150 lbf31805 N N/A 3850 rpm N/A 4620 rpm N/A STEEL N/A CAD
209WD N/A 45 mm N/A 3.3465 in85 mm N/A 0.7480 in19 mm N/A 10900 lbf48700 N N/A 7150 lbf31800 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
209WDDN N/A 45 mm N/A 3.3465 in85 mm N/A 0.7480 in19 mm N/A 10900 lbf48700 N N/A 7150 lbf31800 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
209WDG N/A 45 mm N/A 3.3465 in85 mm N/A 0.7480 in19 mm N/A 10900 lbf48700 N N/A 7150 lbf31800 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
209WG N/A 45 mm N/A 3.3465 in85 mm N/A 0.7480 in19 mm N/A 10900 lbf48700 N N/A 7150 lbf31800 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
210W N/A 50 mm N/A 3.5433 in90 mm N/A 0.7874 in20 mm N/A 11500 lbf51155 N N/A 7820 lbf34785 N N/A 3570 rpm N/A 4290 rpm N/A STEEL N/A CAD
308W N/A 40 mm N/A 3.5433 in90 mm N/A 0.9055 in23 mm N/A 14500 lbf64499 N N/A 8780 lbf39055 N N/A 3850 rpm N/A 4620 rpm N/A STEEL N/A CAD
308WDDN N/A 40 mm N/A 3.5433 in90 mm N/A 0.9055 in23 mm N/A 14500 lbf64400 N N/A 8780 lbf39100 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
308WD N/A 40 mm N/A 3.5433 in90 mm N/A 0.9055 in23 mm N/A 14500 lbf64400 N N/A 8780 lbf39100 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
308WG N/A 40 mm N/A 3.5433 in90 mm N/A 0.9055 in23 mm N/A 14500 lbf64400 N N/A 8780 lbf39100 N N/A 3846 rpm N/A 4615 rpm N/A STEEL N/A CAD
211W N/A 55 mm N/A 3.9370 in100 mm N/A 0.8268 in21 mm N/A 13500 lbf60051 N N/A 9200 lbf40924 N N/A 3230 rpm N/A 3870 rpm N/A STEEL N/A CAD
Unit of Measure
1 2 3 4