2304K NACHI 20x52x21mm Width 21mm Self aligning ball bearings


| Bearing number | 2304K |
| Size (mm) | 20x52x21 |
| Brand | NACHI |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 52 |
| Width (mm) | 21 |
| d | 20 mm |
| D | 52 mm |
| B | 21 mm |
| C | 21 mm |
| r1 min. | 1.1 mm |
| da min. | 26.5 mm |
| Da max. | 45.5 mm |
| ra max. | 1.0 mm |
| Weight | 0.209 Kg |
| Basic dynamic load rating (C) | 18 kN |
| Basic static load rating (C0) | 4.7 kN |
| (Grease) Lubrication Speed | 11000 r/min |
| (Oil) Lubrication Speed | 14000 r/min |
| Calculation factor (e) | 0.49 |
| Calculation factor (Y0) | 1.35 |
| Calculation factor (Y1) | 1.29 |
Detailed Parameters
parameter:
| W 63805 Deep groove ball bearings | Bore Diameter :37mm ,Size :37x25x10mm ,Outer Diameter :25mm ,Width :10mm ,Brand:SKF |
| NUP 2307 Cylindrical roller bearings | Width :31mm ,Bore Diameter :35mm ,d:35 mm ,Size :35x80x31mm ,Brand:SIGMA ,Outer Diameter :80mm |
| NNF5030PP Cylindrical roller bearings | d:155 mm ,Width :100mm ,Outer Diameter :225mm ,Brand:ZEN ,Size :155x225x100mm ,Bore Diameter :155mm |
| 7905UG/GHP4/15KQTQ Angular contact ball bearings | Outer Diameter :42mm ,Bore Diameter :25mm ,Size :25x42x9mm ,Brand:NTN |
| 7216AC Angular contact ball bearings | Size :80x140x26mm ,Width :26mm ,Brand:NACHI ,Bore Diameter :80mm ,Outer Diameter :140mm |
| 5S-2LA-HSE016CG/GNP42 Angular contact ball bearings | Size :80x125x22mm ,Bore Diameter :80mm ,Width :22mm ,Brand:NTN ,Outer Diameter :125mm |
| 4T-32010X Tapered roller bearings | r1s min:1 mm ,rs min:1 mm ,Y2:1.42 ,d1:65.5 mm ,e:0.42 |
| VKBA 3541 Wheel bearings | Designation SX:CX456 ,Brand:SKF ,Designation FAG:713606290 ,Designation SNR:R160.27 |
| CRF-39590/39520 A Wheel bearings | Bore Diameter :66.675mm ,Outer Diameter :112.712mm ,Brand:CRAFT ,Size :66.675x112.712x30.162mm ,Width :30.162mm |
| 635 Deep groove ball bearings | Size :5x19x6mm ,Bore Diameter :5mm ,Outer Diameter :19mm ,Brand:ISB |
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