NU409 - SNR


Single row cylindrical roller bearing, floating, separable, pressed steel 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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Internal diameter (d) 45 mm
External diameter (D) 120 mm
Bearing/Inner ring width (B) 29 mm
Upper roller diameter E 100,5 mm
Under roller diameter F 64,5 mm
OR flange inner diameter D1 94,6 mm
Min fillet radius (rs) 2 mm
Min fillet radius r1s 2 mm
Radial clearance class CN
Mass 1,65 kg
Brand SNR
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Dynamic load (C) 107 kN
Static load (C0) 102 kN
Fatigue limit load (Cu) 12,4 kN
Reference thermal speed (Nref) 6100 tr/min
Mechanical Limit Speed (Nlim) 7500 tr/min
Nlim (oil) 6300 tr/min
Nlim (grease) 5200 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,391 Hz
Characteristic rolling element frequency, BSF 4,365 Hz
Characteristic outer ring frequency, BPF0 3,909 Hz
Characteristic inner ring frequency, BPFI 6,091 Hz


Min shoulder diameter IR (da min) 54 mm
Small face shoulder max diameter da max 63 mm
Max shoulder diameter OR (Da max) 111 mm
Max fillet radius ra max 2 mm
Maxi fillet radius r1a 2 mm
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