Dimensions - NU 2228 ECML

Dimensions

d
140 mm
Bore diameter
D
250 mm
Outside diameter
B
68 mm
Width
D1
216.7 mm
Shoulder diameter of outer ring
F
169 mm
Raceway diameter of inner ring
r1,2
min.3 mm
Chamfer dimension
r3,4
min.3 mm
Chamfer dimension
s
max.4.4 mm
Permissible axial displacement
Abutment dimensions - NU 2228 ECML

Abutment dimensions

da
min.154 mm
Diameter of spacer sleeve
da
max.165 mm
Diameter of spacer sleeve
db
min.172 mm
Diameter of shaft abutment
Da
max.235 mm
Diameter of housing abutment
ra
max.2.5 mm
Radius of fillet
rb
max.2.5 mm
Radius of fillet

Calculation data

Basic dynamic load rating C
655 kN
Basic static load rating C0
830 kN
Fatigue load limit Pu
93 kN
Reference speed
2 800 r/min
Limiting speed
4 800 r/min
Minimum load factor kr
0.3
Limiting value e
0.3
Calculation factor Y
0.4

Mass

Mass
15 kg
B

68mm

d

140mm

D

250mm

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