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NJ212EG15J30 - SNR

NJ212EG15J30

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) 60 mm
External diameter (D) 110 mm
Bearing/Inner ring width (B) 22 mm
Upper roller diameter E 100 mm
Under roller diameter F 72 mm
d1 77,5 mm
OR flange inner diameter D1 96,1 mm
Min fillet radius (rs) 1,5 mm
Min fillet radius r1s 1,5 mm
Radial clearance class C3
Mass 0,845 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 94 kN
Static load (C0) 102 kN
Fatigue limit load (Cu) 12,4 kN
Reference thermal speed (Nref) 5400 tr/min
Mechanical Limit Speed (Nlim) 7500 tr/min
Nlim (oil) 6200 tr/min
Nlim (grease) 5100 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,419 Hz
Characteristic rolling element frequency, BSF 5,98 Hz
Characteristic outer ring frequency, BPF0 6,698 Hz
Characteristic inner ring frequency, BPFI 9,302 Hz

ABUTMENT

Min shoulder diameter IR (da min) 68 mm
Small face shoulder max diameter da max 71 mm
db min 75 mm
Min NJ & N type IR GO diameter dc min 80 mm
Max shoulder diameter OR (Da max) 102 mm
Max fillet radius ra max 1,5 mm
Maxi fillet radius r1a 1,5 mm
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