Designation :ZKLN2557-2RS
Mass(kg) :0.34
Dimensions(mm)
d :25
D :57
B :28
d1 :40.5
r min. :0.3
r1 min. :0.6
Mounting dimensions(mm)
Da max. :48
da min. :32
Basic load ratings axial(N)
Ca :30500
Coa :55000
Fatigue limit load
Cu N :3250
Limiting speed
nG grease min–1 :5700
Thermally safe operating speed
nP min–1 :2600
Bearing frictional torque MR Nm :0.4
Rigidity axial caL N/µm :750
Tilting rigidity ckL :200
Mass moment of inertia Mm :0.486
Axial runout µm :2
Recommended INA precision locknut
For radial locking :ZM25
For axial locking :AM25
Tightening torque MA Nm :25
Required locknut force axial N :9123
