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NAO30X47X18-XL
Needle roller bearing NAO30X47X18-XL
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Main Dimensions & Performance Data
d
30 mm
Bore diameter
D
47 mm
Outside diameter
B
18 mm
Width
Cr
31,000 N
Basic dynamic load rating, radial
C0r
43,000 N
Basic static load rating, radial
Cur
7,500 N
Fatigue load limit, radial
nG
12,700 1/min
Limiting speed
nϑr
6,900 1/min
Reference speed
≈m
0.119 kg
Weight

Mounting dimensions
da
34.5 mm
Mounting dimension
Db
35.6 mm
Shoulder diameter axial guidance NK/housing
db
41.4 mm
Shoulder diameter axial guidance NK/shaft
Da
42.5 mm
Shoulder diameter outer ring
ra max
0.3 mm
Maximum recess radius

Dimensions
F
35 mm
Raceway diameter inner ring
E
42 mm
Raceway diameter outer ring
rmin
0.3 mm
Minimum chamfer dimension
s
0.8 mm
Axial displacement

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
120 °C
Operating temperature max.
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