Dimensions - NJ 306 ECJ

Dimensions

d
30 mm
Bore diameter
D
72 mm
Outside diameter
B
19 mm
Width
d1
45 mm
Shoulder diameter of inner ring
D1
58.35 mm
Shoulder diameter of outer ring
F
40.5 mm
Raceway diameter of inner ring
r1,2
min.1.1 mm
Chamfer dimension
r3,4
min.1.1 mm
Chamfer dimension
s
max.1.4 mm
Permissible axial displacement
Abutment dimensions - NJ 306 ECJ

Abutment dimensions

da
min.37 mm
Diameter of spacer sleeve
da
max.39 mm
Diameter of spacer sleeve
db
min.47 mm
Diameter of shaft abutment
Da
max.65.1 mm
Diameter of housing abutment
ra
max.1 mm
Radius of fillet

Calculation data

Basic dynamic load rating C
58.5 kN
Basic static load rating C0
48 kN
Fatigue load limit Pu
6.2 kN
Reference speed
11 000 r/min
Limiting speed
12 000 r/min
Minimum load factor kr
0.15
Limiting value e
0.2
Calculation factor Y
0.6

Mass

Mass
0.37 kg
B

19mm

d

30mm

D

72mm