Подшипник N 221
                
                
                    Inner diameter:: 105 mm
Outer diameter: 168.8 mm
The size of the width: 36 mm
Weight:: 3.95 kg
                    
            Outer diameter: 168.8 mm
The size of the width: 36 mm
Weight:: 3.95 kg
Технические характеристики из каталога производителя:
- Обозначение N 221
- Размер (r min.) 2.1 мм.
- Количество дорожек качения 1
- Уплотнение Нет
- Производитель NACHI
- Масса 3.95 Кг
- Частота вращения предельная при пластичной смазке 3200 об/мин
- Частота вращения предельная при жидкой смазке 3800 об/мин
- Размер (r1 min.) 2.1 мм.
Bearings NA4860 
                                    Manufacturer: INA-FAG 
                                
                                  Sizes: 300x380x80 (mm)
                                
                                
                                   Weight:: 21.8 (kg)
                                
                             
                            AT5 DD 
                                    Manufacturer: ContiTech AG 
                                 
                            K59F PU(10x6x2,55) 
                                    Manufacturer: KASTAS 
                                
                                  Sizes: 10x6x2,55 (mm)
                                
                                 
                            ПОДШИПНИК РОЛИКОВЫЙ РАДИАЛЬНЫЙ NJ230-E-M1 
                                    Manufacturer: FAG 
                                
                                  Sizes: 150x270x45 (mm)
                                
                                 
                            ПОДШИПНИК РОЛИКОВЫЙ ИГОЛЬЧАТЫЙ NA4917 
                                    Manufacturer: INA-FAG 
                                
                                  Sizes: 85x120x35 (mm)
                                
                                 
                            Bearing 30207 (3DB) 
                                    Manufacturer: GMB 
                                
                                  Sizes: 35x72x17 (mm)
                                
                                
                                   Weight:: 0.331 (kg)
                                
                             
                            ПОДШИПНИК РОЛИКОВЫЙ РАДИАЛЬНЫЙ NJ340-E-M1 
                                    Manufacturer: FAG 
                                
                                  Sizes: 200x420x80 (mm)
                                
                                
                                   Weight:: 58.1 (kg)
                                
                             
                            O-RING 
                                    Manufacturer: NQK SF 
                                
                                  Sizes: 41.00x49.00x4.00 (mm)
                                
                                 
                            Bearing 24152 (4053725) 
                                    Manufacturer: TMB 
                                
                                  Sizes: 260x440x180 (mm)
                                
                                
                                   Weight:: 110 (kg)
                                
                             
                            Подшипник 2911 
                                    Manufacturer: NACHI 
                                
                                  Sizes: 55x78x18 (mm)
                                
                                 
                             
                INSTALLING BEARINGS 
                    
                       Approximately 16% of all early pill accidents are caused by faulty mounting (generally excessive force) and lack of proper tools.
                    
                 
                DROPPING BEARINGS 
                    
                        The need for dismantling (removal) of the bearing can be caused by several reasons: failure of the bearings, disassembly of other parts of the mechanism, and so on.
                    
                 
                SELECTION OF FUEL OILS
                    
                       The use of grease to lubricate the bearings ensures smooth operation and maximum reliability of bearings, even in extreme conditions.
                    
                 
                     
                                 
                         
                         
                         
                         
                         
                        