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  13. NKXR20-XL
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NKXR20-XL

Needle roller/axial cylindrical roller bearing
Needle roller/axial cylindrical roller bearings NKXR, axial component, single direction, to DIN 5429, without end cap, for oil lubrication
Replaces
NKXR20
​
​
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NKXR20-XL
NKXR20-XL
Main Dimensions & Performance Data
Fw
20 mm
Bore diameter
D
30 mm
Outside diameter
C
30 mm
Height
Cr
18,600 N
Basic dynamic load rating, radial
C0r
23,800 N
Basic static load rating, radial
Ca
25,000 N
Basic dynamic load rating, axial
C0a
53,000 N
Basic static load rating, axial
Cur
4,200 N
Fatigue load limit, radial
Cua
7,500 N
Fatigue load limit, axial
nG
10,000 1/min
Limiting speed
nϑr
4,200 1/min
Reference speed
≈m
79.39 g
Weight
Mounting dimensions
da
30.7 mm
Mounting dimension shaft shoulder
ra max
0.3 mm
Maximum recess radius
Dimensions
D1 max
35.1 mm
Maximum outerside diameter flange
C1
10 mm
Width of the axial brearing component
C2
10.5 mm
Distance to lubrication hole
dw
20 mm
Bore diameter of shaft washer
rmin
0.3 mm
Minimum chamfer dimension
Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
120 °C
Operating temperature max.
Additional information
IR17X20X20-XL
Suitable inner rings IR
Downloads:
Data sheet (PDF)
Your current product variant
SealingWithout
Tolerance classPNNormal (PN)

Characteristics

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Knowledge Center

  • Criteria for bearing selection

  • Bearing Data

  • Combined needle roller bearings

  • Design of Bearing Arrangements

  • Friction and Increases in Temperature

  • Load Carrying Capacity and Life

  • Lubrication

  • Mounting and Dismounting

  • Noise

  • Rigidity

  • Sealing of Bearing Positions

  • Speeds

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Engineering Tools

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