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NAO40X55X17
Radial roller bearing NAO40X55X17
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Main Dimensions & Performance Data
d
40 mm
Bore diameter
D
55 mm
Outside diameter
B
17 mm
Width
Cr
22,500 N
Basic dynamic load rating, radial
C0r
46,000 N
Basic static load rating, radial
Cur
5,900 N
Fatigue load limit, radial
nG
10,300 1/min
Limiting speed
nG Grease
6,200 1/min
Limiting speed for grease lubrication
nϑr
5,900 1/min
Reference speed
≈m
0.13 kg
Weight

Mounting dimensions
ra max
0.3 mm
Maximum recess radius
da
44.5 mm
Mounting dimension
db
49.2 mm
Shoulder diameter axial guidance NK/shaft
Da
50.5 mm
Shoulder diameter outer ring
Db
45.6 mm
Shoulder diameter axial guidance NK/housing

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

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

Your current product variant
CageStandardStandard
Radial internal clearanceCN (Group N)Normal internal clearance
Lubrication holewithoutwithout
CoatingWithout
SealingWithout
Special featuresWithout
Number of rolling element rows1Single-row design
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