Single row cylindrical roller bearing, single direction for axial loads, 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 50 mm
D - External diameter 90 mm
B - Bearing/Inner ring width 20 mm
E - Upper roller diameter 81,5 mm
F - Under roller diameter 59,5 mm
d1 - IR flange outer diameter 63,9 mm
rs - Min fillet radius 1,1 mm
r1s - Min fillet radius 1,1 mm
Radial clearance class C3
Mass 0,51 kg
Brand NTN
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C - Dynamic load 66 kN
C0 - Static load 72 kN
Cu - Fatigue limit load 8,8 kN
Nlim - Oil lubrication limit speed 8100 tr/min
Nlim - Grease lubrication limit speed 6900 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C
FTF - Characteristic cage frequency 0,422 Hz
BSF - Characteristic rolling element frequency 6,253 Hz
BPFO - Characteristic outer ring frequency 6,752 Hz
BPFI - Characteristic inner ring frequency 9,248 Hz


da min - Min shoulder diameter IR 56,5 mm
da max - Small face shoulder max diameter 58 mm
dc min - Min inner ring GO diameter 67 mm
Da max - Max shoulder diameter OR 83,5 mm
ra max - Max fillet radius 1 mm
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