3304 KOYO da(min) 27 20x52x22.2mm Angular contact ball bearings
| Bearing number | 3304 |
| Size (mm) | 20x52x22.2 |
| Brand | KOYO |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 22.2 |
| d | 20 mm |
| D | 52 mm |
| B | 22.2 mm |
| C | 22.2 mm |
| a | 33.8 mm |
| r min. | 1.1 mm |
| da min. | 27 mm |
| Da max. | 45 mm |
| ra max. | 1 mm |
| Weight | 0.230 Kg |
| Basic dynamic load rating (C) | 20.8 kN |
| Basic static load rating (C0) | 18.4 kN |
| (Grease) Lubrication Speed | 8200 r/min |
| Bearing No. | 3304 |
| r(min) | 1.1 |
| Cr | 26.0 |
| C0r | 18.4 |
| Cu | 0.950 |
| Grease lub. | 8200 |
| Oil lub. | 11000 |
| da(min) | 27 |
| da(max) | – |
| Da(max) | 45 |
| ra(max) | 1 |
| (Refer.)Mass(kg) | 0.230 |
Detailed Parameters
parameter：
| 240/670 Spherical roller bearings | Width :308mm ，Brand:ISB ，Bore Diameter :670mm ，Size :670x980x308mm ，Outer Diameter :980mm |
| NAF 406220 Needle roller bearings | Bore Diameter :40mm ，Width :20mm ，Outer Diameter :62mm ，Brand:IKO ，Size :40x62x20mm |
| NUP2218-E-TVP3 Cylindrical roller bearings | Outer Diameter :160mm ，Bore Diameter :90mm ，Brand:NKE ，Size :90x160x40mm |
| 88508 Deep groove ball bearings | Brand:CYSD ，Size :40x80x27mm ，Bore Diameter :40mm ，Outer Diameter :80mm |
| 53422 Thrust ball bearings | Bore Diameter :110mm ，Brand:NACHI ，Size :110x230x99.7mm ，Outer Diameter :230mm |
| F-805777.02 Deep groove ball bearings | Size :47x75x21mm ，Outer Diameter :75mm ，Brand:FAG ，Bore Diameter :47mm |
| MFJ-3526 Needle roller bearings | Width :26mm ，Outer Diameter :42mm ，Size :35x42x26mm ，Brand:NSK ，Bore Diameter :35mm |
| GE280-FW-2RS Plain bearings | Outer Diameter :430mm ，Width :210mm ，Brand:INA ，C :120mm ，Size :280x430x210mm ，Bore Diameter :280mm |
| 210RIU728 Cylindrical roller bearings | Brand:Timken ，Bore Diameter :533.4mm ，Outer Diameter :742mm ，F:579 mm ，d:533.4 mm |
| N213 Cylindrical roller bearings | d1:84.8 mm ，E:105.6 mm ，rs min:1.5 mm ，F:79.6 mm |
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