N.305.E.G15 - SNR


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.


CAD file

Technical datasheet

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Internal diameter d 25 mm
External diameter D 62 mm
Bearing/Inner ring width(B) 17 mm
Upper roller diameter E 54 mm
Under roller diameter F 34 mm
d1 38,1 mm
Min fillet radius rs 1,1 mm
Min fillet radius r1s 1,1 mm
Radial clearance class CN
Mass 0,242 kg
Brand SNR
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Dynamic load, C 40,6 kN
Static load, C0 36,3 kN
Fatigue limit load, Cu 4,45 kN
Reference thermal speed (Nref) 9900 tr/min
Mechanical Limit Speed Nlim 14000 tr/min
Nlim (oil) 11000 tr/min
Nlim (grease) 9500 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,386 Hz
Characteristic rolling element frequency, BSF 4,173 Hz
Characteristic outer ring frequency, BPF0 4,25 Hz
Characteristic inner ring frequency, BPFI 6,75 Hz


Min shoulder diameter IR da min 31,5 mm
Max shoulder diameter OR Da max 55,5 mm
Min shoulder diameter small face Db min 55 mm
Max N type OR GO diameter Dc max 51 mm
Max fillet radius ra max 1 mm
Maxi fillet radius r1a 1 mm
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