NJ306C3 - NTN


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.


Technical datasheet

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Internal diameter d 30 mm
External diameter D 72 mm
Bearing/Inner ring width(B) 19 mm
Upper roller diameter E 62,5 mm
Under roller diameter F 40,5 mm
d1 44,9 mm
Min fillet radius rNs 1,1 mm
Min fillet radius rs 1,1 mm
Radial clearance class C3
Brand NTN
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Dynamic load, C 63 kN
Static load, C0 50 kN
Fatigue limit load, Cu 6,15 kN
Nlim (oil) 13200 tr/min
Nlim (grease) 9300 tr/min


Min shoulder diameter IR da min 36,5 mm
Min NJ & N type IR GO diameter dc min 44 mm
Max shoulder diameter OR Da max 65,5 mm
Min shoulder diameter small face Db min 64 mm
Max fillet radius ra max 1 mm
Maxi fillet radius r1a 1 mm
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