Designation
                
                With shiled :635
	                
                
                Open type :635ZZ1
	                
                
                With seal VV :635VV
	                
                
                With seal DD :635DD
	                
                
                Principal dimensions(mm)
                
                d :5
	                
                
                D :19
	                
                
                B :6
	                
                
                B1 :6
	                
                
                r(min) :0.3
	                
                
                Basic load ratings(N)
                
                Cr :2340
	                
                
                Cor :885
	                
                
                Basic load ratings{kgf} 
                
                Cr :238
	                
                
                Cor :90
	                
                
                Speed ratings(rpm)  
                
                Grease
                
                ZZ :32000
	                
                
                D·D :30000
	                
                
                Oil 
                
                Z :40000
	                
                
                Abutment and fillet dimensions (mm)
                
                da(min) :7
	                
                
                db(max) :8.5
	                
                
                Da(Max) :17
	                
                
                Db(min) :16.5
	                
                
                ra(max) :0.3
	                
                
                rb(max) :0.3
	                
                
                Weight(g) 
                
                Open type :8.56
	                
                
                With shiled :8.34