NU2204ET2X - NTN


Single row cylindrical roller bearing, floating, separable, polyamide cage

In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.


3D file

Technical datasheet

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d - Internal diameter 20 mm
D - External diameter 47 mm
B - Bearing/Inner ring width 18 mm
E - Upper roller diameter 41,5 mm
F - Under roller diameter 26,5 mm
rs - Min fillet radius 1 mm
r1s - Min fillet radius 0,6 mm
Radial clearance class CN
Mass 0,138 kg
Brand NTN
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C - Dynamic load 30,5 kN
C0 - Static load 28,3 kN
Cu - Fatigue limit load 3,45 kN
Nlim - Oil lubrication limit speed 16000 tr/min
Nlim - Grease lubrication limit speed 14000 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C
FTF - Characteristic cage frequency 0,39 Hz
BSF - Characteristic rolling element frequency 4,313 Hz
BPFO - Characteristic outer ring frequency 4,287 Hz
BPFI - Characteristic inner ring frequency 6,713 Hz


da min - Min shoulder diameter IR 24 mm
da max - Small face shoulder max diameter 26 mm
db min - Min inner ring GO diameter 29 mm
Da max - Max shoulder diameter OR 42 mm
ra max - Max fillet radius 1 mm
r1a - Max fillet radius 0,6 mm
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