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NAO12X28X12
Radial roller bearing NAO12X28X12
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Main Dimensions & Performance Data
d
12 mm
Bore diameter
D
28 mm
Outside diameter
B
12 mm
Width
Cr
11,500 N
Basic dynamic load rating, radial
C0r
12,500 N
Basic static load rating, radial
Cur
1,810 N
Fatigue load limit, radial
nG
22,900 1/min
Limiting speed
nG Grease
13,800 1/min
Limiting speed for grease lubrication
nϑr
14,300 1/min
Reference speed
≈m
38.72 g
Weight

Mounting dimensions
ra max
0.3 mm
Maximum recess radius
da
15.7 mm
Mounting dimension
db
21.6 mm
Shoulder diameter axial guidance NK/shaft
Da
22.3 mm
Shoulder diameter outer ring
Db
16.4 mm
Shoulder diameter axial guidance NK/housing

Dimensions
rmin
0.3 mm
Minimum chamfer dimension
E
22 mm
Raceway diameter outer ring
F
16 mm
Raceway diameter inner ring
s
0.5 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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