Designation :ZKLF50140-2Z
	                
                
                Mass(kg) :4.7
	                
                
                Dimensions(mm)
                
                d :50
	                
                
                D :140
	                
                
                B :54
	                
                
                d1 :80
	                
                
                r min. :0.6
	                
                
                r1 min. :0.6
	                
                
                J :113
	                
                
                d2 :11
	                
                
                b :3
	                
                
                I :45
	                
                
                Pitch n×t :12×30°
	                
                
                Mounting dimensions(mm)
                
                Da max. :98
	                
                
                da min. :63
	                
                
                t1 :0.2
	                
                
                Fixing screws DIN EN ISO 4762 10.9
                
                Size :M10
	                
                
                na×ta :12×30°
	                
                
                Basic load ratings axial(N)
                
                Ca :125000
	                
                
                Coa :250000
	                
                
                Fatigue limit load
                
                Cu N :14800
	                
                
                Limiting speed
                
                nG grease min–1 :3500
	                
                
                Thermally safe operating speed
                
                nP min–1 :2500
	                
                
                Bearing frictional torque MR Nm :1.3
	                
                
                Rigidity axial caL N/µm :1400
	                
                
                Tilting rigidity ckL :1500
	                
                
                Mass moment of inertia Mm :15.2
	                
                
                Axial runout µm :2.5
	                
                
                Recommended INA precision locknut  
                
                For radial locking :ZMA50/75
	                
                
                For axial locking :AM50
	                
                
                Tightening torque MA Nm :150
	                
                
                Required locknut force axial N :28451