Bearing Distributors, Inc. - Double Row Spherical Roller Bearings with Cylindrical Bore

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Items	21304EW33 Double Row Spherical Roller Bearings with Cylindrical Bore	21304EW33C3 Double Row Spherical Roller Bearings with Cylindrical Bore	21305EW33 Double Row Spherical Roller Bearings with Cylindrical Bore	21305EW33C3 Double Row Spherical Roller Bearings with Cylindrical Bore	22205AEXW33 Spherical Roller Bearing - Double Row, Cylindrical Bore, with Lubrication Groove, High Capacity, High Speed
Brand	N/A Nachi America, Inc.
Bore Type	N/A Cylindrical Bore
Enclosure	N/A Open
Configuration	N/A Double Row
Bore Size	N/A 20 mm	N/A 20 mm	N/A 25 mm	N/A 25 mm	N/A 25 mm
Outside Diameter	N/A 52 mm	N/A 52 mm	N/A 62 mm	N/A 62 mm	N/A 52 mm
Width	N/A 15 mm	N/A 15 mm	N/A 17 mm	N/A 17 mm	N/A 18 mm
Groove Width A	N/A 6 mm	N/A 6 mm	N/A 6 mm	N/A 6 mm	N/A 5 mm
Fillet Radius/Chamfer	N/A 1.1 mm	N/A 1.1 mm	N/A 1.1 mm	N/A 1.1 mm	N/A 1 mm
Fillet Radius/Chamfer A	N/A
Roller Profile	N/A Symmetric	N/A Symmetric	N/A Symmetric	N/A Symmetric	N/A Asymmetric
Center Guidance	N/A Floating Steel Ring	N/A Floating Steel Ring	N/A Floating Steel Ring	N/A Floating Steel Ring	N/A Fixed Inner Ring Rib
Retainer Material	N/A Pressed Steel	N/A Pressed Steel	N/A Pressed Steel	N/A Pressed Steel	N/A Machined Brass
Dynamic Load Rating	N/A 47,000 N	N/A 47,000 N	N/A 64,000 N	N/A 64,000 N	N/A 48,500 N
Static Load Rating	N/A 33,500 N	N/A 33,500 N	N/A 47,500 N	N/A 47,500 N	N/A 34,500 N
Limiting Speed - Grease	N/A 11,000 rpm	N/A 11,000 rpm	N/A 9,000 rpm	N/A 9,000 rpm	N/A 13,300 rpm
Limiting Speed - Oil	N/A 14,000 rpm	N/A 14,000 rpm	N/A 11,500 rpm	N/A 11,500 rpm	N/A 16,500 rpm
Nr. of Holes	N/A 4
Weight	N/A 0.180 kg	N/A 0.180 kg	N/A 0.290 kg	N/A 0.290 kg	N/A 0.180 kg
Hole Diameter (do)	N/A 3 mm	N/A 3 mm	N/A 6 mm	N/A 6 mm	N/A 3 mm
da (min)	N/A 27 mm	N/A 27 mm	N/A 32 mm	N/A 32 mm	N/A 30.5 mm
Da (max)	N/A 45 mm	N/A 45 mm	N/A 53 mm	N/A 53 mm	N/A 46.5 mm
ra (max)	N/A 1 mm
Constant e	N/A 0.31	N/A 0.31	N/A 0.28	N/A 0.28	N/A 0.43
Axial Load Factor Y0	N/A 2.15	N/A 2.15	N/A 2.34	N/A 2.34	N/A 1.53
Axial Load Factor Y1	N/A 2.20	N/A 2.20	N/A 2.39	N/A 2.39	N/A 1.57
Axial Load Factor Y2	N/A 3.27	N/A 3.27	N/A 3.56	N/A 3.56	N/A 2.33

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