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NJ310EG15 - SNR

NJ310EG15

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.

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 50 mm
External diameter (D) 110 mm
Bearing/Inner ring width (B) 27 mm
Upper roller diameter E 97 mm
Under roller diameter F 65 mm
d1 71,3 mm
OR flange inner diameter D1 92,5 mm
Min fillet radius (rs) 2 mm
Min fillet radius r1s 2 mm
Radial clearance class CN
Mass 1,19 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 110 kN
Static load (C0) 113 kN
Fatigue limit load (Cu) 13,8 kN
Reference thermal speed (Nref) 5800 tr/min
Mechanical Limit Speed (Nlim) 7700 tr/min
Nlim (oil) 6200 tr/min
Nlim (grease) 5200 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,401 Hz
Characteristic rolling element frequency, BSF 4,865 Hz
Characteristic outer ring frequency, BPF0 5,216 Hz
Characteristic inner ring frequency, BPFI 7,784 Hz

ABUTMENT

Min shoulder diameter IR (da min) 59 mm
Small face shoulder max diameter da max 63 mm
db min 67 mm
Min NJ & N type IR GO diameter dc min 73 mm
Max shoulder diameter OR (Da max) 101 mm
Max fillet radius ra max 2 mm
Maxi fillet radius r1a 2 mm
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