Bearing designation :7311A
	                
                
                Dimensions(mm) 
                
                d :55
	                
                
                D :120
	                
                
                D1 :
	                
                
                T :31.5
	                
                
                T1 :
	                
                
                B :29
	                
                
                C :25
	                
                
                C1 :
	                
                
                rmin  :2.5
	                
                
                r1min  :2
	                
                
                Load factor        
                
                e :0.35
	                
                
                Y :1.7
	                
                
                Y0 :0.9
	                
                
                Load ratings(N) 
                
                Cr :156000
	                
                
                Cor :181000
	                
                
                Limiting rotational speed. min-1   
                
                Grease :3200
	                
                
                Oil :4300
	                
                
                Mass(kg) :1.64