No outer cover
model NKX40 X-life XL quality m
≈kg 200 No outer cover
model NKX40-Z X-life XL quality m
≈kg 208

size mm

Fw	40
D	52
D1 max	60.1
D2 max	61.2
C -0.25	32
C1 –0.2	13
C2	10
dw E8	40
r min	0.6

installation size mm

da	55.7
ra max	0.6

Basic rated load N

radial live load/Cr	29500
radial dead load/Cor	47000
axial live load/Cr
axial dead load/Cor

Fatigue limit load N

Cur
Cua

limit speed nG min–1
Recommended inner circle model