| | | | | | | | | | | | Spherical roller bearings, cylindrical and tapered bore | | Product information | | | | Tolerances, see also text | | | | | | | | Radial internal clearance, cylindrical bore, tapered bore, unsealed, see also text | | | | | | | | Recommended fits | | | | | | | | Shaft and housing tolerances |  | | Principal dimensions | Basic load ratings | Fatigue | Speed ratings | /ass | Designation | | | dynamic | static | load | Reference | Limiting | | | limit | speed | speed | | d | D | B | C | C0 | Pu | * - SKF Explorer bearing | | | mm | kN | kN | r/min | kg | - | | | 55 | 120 | 29 | 156 | 166 | 18,6 | 5600 | 7500 | 1,70 | 21311 EK * |
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SKF 21311 EK * bearings are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. SKF 21311 EK * bearings can ensure high quality for more than 80% raw material of SKF 21311 EK * bearings provided by the steel plant.Explorer series bearing of SKF 21311 EK * bearings are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of SKF 21311 EK * bearings have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .
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