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HK3220/HK323920 Needle Roller Bearing
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HK3220/HK323920 Needle Roller Bearing


Weight [kg]0.0380
Inner diameter [mm]32.000
Outer diameter [mm]39.000
Width [mm]20.000
CategoryDrawn cup roller bearings with open end
SealNone
Radial ClearanceNormal
BoreCylindrical



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  • Product Description
  • Product Model

Drawn cup needle roller bearings are typically used in applications where the housing bore cannot be used as a raceway for a needle roller and cage assembly, but where a very compact and economical bearing arrangement is required.


HK3220


Main Dimensions & Performance Data

Fw
32 mm
Under roller diameter
D
39 mm
Outside diameter
C
20 mm
Width
Cr
23,000 N
Basic dynamic load rating, radial
C0r
42,500 N
Basic static load rating, radial
Cur
5,600 N
Fatigue load limit, radial
nG
8,100 1/min
Limiting speed
nG Grease
4,850 1/min
Limiting speed for grease lubrication
nϑr
5,900 1/min
Reference speed
≈m
40.916 g
Weight
Dimensions
C1
20 mm
Width, outer ring
rmin
0.8 mm
Minimum chamfer dimension
Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
140 °C
Operating temperature max.


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