- Deep groove ball bearings
- Single-row
 
    
        
            >

 
        
            Bearing No. 6309NR
            
                
                    Specifications
(Boundary dimensions ...etc)
                    
                        
| d(mm) | 45 | 
|---|
| D(mm) | 100 | 
|---|
| B(mm) | 25 | 
|---|
| r(min.)(mm) | 1.5 | 
|---|
| r1(min.)(mm) | 0.5 | 
|---|
| Basic load ratings : Cr(kN) | 61.1 | 
|---|
| Basic load ratings : C0r(kN) | 29.5 | 
|---|
| Fatigue load limit : Cu(kN) | 2.25 | 
|---|
| factor : f0() | 13.3 | 
|---|
| Limiting speeds(Grease lub.)(min-1) | 6800 | 
|---|
| Limiting speeds(Oil lub.)(min-1) | 8100 | 
|---|
| Dimensions of snap ring groove : D1(max.)(mm) |  | 
|---|
| Dimensions of snap ring groove : a(max.)(mm) |  | 
|---|
| Dimensions of snap ring groove : b(±0.05)(mm) |  | 
|---|
| Dimensions of snap ring groove : r0(max.)(mm) |  | 
|---|
| Dimensions of locating snap ring : D2(min.)(mm) | 106.5 | 
|---|
| Dimensions of locating snap ring : f(±0.05)(mm) | 2.41 | 
|---|
                        
                     
                 
                
                    Mounting dimensions
                    
                        
| da(min.)(mm) | 53 | 
|---|
| Da(max.)(mm) | 92 | 
|---|
| Dx(min.)(mm) | 108 | 
|---|
| Cy(max.)(mm) | 5.43 | 
|---|
| ra(max.)(mm) | 1.5 | 
|---|
| rb(max.)(mm) | 0.5 | 
|---|
                        
                     
                    Refer.