INA NAO12X28X12
Needle Roller Bearings
Radial roller bearing NAO
(BRAND)：INA
(Availability)：In Stock
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
CG
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
