No outer cover
model NKXR40 X-life XL quality m
≈kg 204 No outer cover
model NKXR40-Z X-life XL quality m
≈kg 214

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	56000
axial dead load/Cor	148000

Fatigue limit load N

Cur	8300
Cua	14500

limit speed nG min–1	3900
Reference speed nB min–1	2000
Recommended inner circle model	IR35X40X20