model ZKLN2557-2Z

quality m

≈kg	0.34

size mm

d0-0.005	25
D0-0.01	57
B0-0.25	28
d1	40.5
r min	0.3
r1 min	0.6

installation size mm

Da max	48
da min	32

Basic rated load axial

live load Ca N	27500
dead load Coa N	55000

limit speed

nGfat min-1	4700

Bearings friction torque

MRL Nm	0.2

Stiffness axial

CaL N/μm	750

Overturning stiffness

cKL Nm/mrad	200

mass mement of inertia

Mm kg·cm2	0.486

Axial runout

μm	2

Recommended INA locking nuts must be ordered separately

Model 1	ZM25
Model 2	AM25
Locking torque MA Nm	25
Axial preload N	9410