- Cylindrical roller bearings
- Single-row
- NJ
 
    
        
            >

 
        
            Bearing No. NJ2312
            
                
                    Specifications
(Boundary dimensions ...etc)
                    
                        
| d(mm) | 60 | 
|---|
| D(mm) | 130 | 
|---|
| B(mm) | 46 | 
|---|
| r(min.)(mm) | 2.1 | 
|---|
| r1(min.)(mm) | 2.1 | 
|---|
| Fw(mm) | 77 | 
|---|
| Ew(mm) | - | 
|---|
| Basic load ratings : Cr(kN) | 211 | 
|---|
| Basic load ratings : C0r(kN) | 188 | 
|---|
| Fatigue load limit : Cu(kN) | 29.4 | 
|---|
| Limiting speeds(Grease lub.)(min-1) | 4200 | 
|---|
| Limiting speeds(Oil lub.)(min-1) | 6300 | 
|---|
| sd1(mm) | - | 
|---|
| B1(mm) | - | 
|---|
| B2(mm) | - | 
|---|
                        
                     
                 
                
                    Mounting dimensions
                    
                        
| da(min.)(mm) | - | 
|---|
| db(min.)(mm) | 71 | 
|---|
| db(max.)(mm) | 75 | 
|---|
| dc(min.)(mm) | - | 
|---|
| dd(min.)(mm) | - | 
|---|
| Da(max.)(mm) | 119 | 
|---|
| Db(max.)(mm) | - | 
|---|
| Db(min.)(mm) | - | 
|---|
| ra(max.)(mm) | 2 | 
|---|
| rb(max.)(mm) | 2 | 
|---|
                        
                     
                    Refer.