Bearing NO.  
                
                New :N28/710
	                
                
                Old :20028/710
	                
                
                Boundary dimensions(mm)    
                
                d :710
	                
                
                D :870
	                
                
                B :95
	                
                
                r?1.2min :4
	                
                
                r3、4min :4
	                
                
                Fw :
	                
                
                Ew :831
	                
                
                Basic load ratings(kN) 
                
                Cr :1870
	                
                
                Cor :4650
	                
                
                Limiting speed(rpm) 
                
                Grease :530
	                
                
                Oil :630
	                
                
                Abutment and fillet dimensions(mm)  
                
                da min :726
	                
                
                db min :
	                
                
                Da max :
	                
                
                Db max :854
	                
                
                ra max :3
	                
                
                rb max :3
	                
                
                Weight (kg)
                
                Refer :130