NJ2311EG15J30 - SNR


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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Internal diameter (d) 55 mm
External diameter (D) 120 mm
Bearing/Inner ring width (B) 43 mm
Upper roller diameter E 106,5 mm
Under roller diameter F 70,5 mm
d1 77,5 mm
OR flange inner diameter D1 101,4 mm
Min fillet radius (rs) 2 mm
Min fillet radius r1s 2 mm
Radial clearance class C3
Mass 2,27 kg
Brand SNR
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Dynamic load (C) 204 kN
Static load (C0) 238 kN
Fatigue limit load (Cu) 29 kN
Reference thermal speed (Nref) 4500 tr/min
Mechanical Limit Speed (Nlim) 7100 tr/min
Nlim (oil) 5600 tr/min
Nlim (grease) 4500 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,398 Hz
Characteristic rolling element frequency, BSF 4,713 Hz
Characteristic outer ring frequency, BPF0 5,178 Hz
Characteristic inner ring frequency, BPFI 7,822 Hz


Min shoulder diameter IR (da min) 64 mm
Small face shoulder max diameter da max 69 mm
db min 72 mm
Min NJ & N type IR GO diameter dc min 80 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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