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NF320 - NTN

NF320

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) 100 mm
External diameter (D) 215 mm
Bearing/Inner ring width (B) 47 mm
Upper roller diameter E 185,5 mm
Under roller diameter F 129,5 mm
d1 140,5 mm
Min fillet radius rNs 3 mm
Min fillet radius (rs) 3 mm
Radial clearance class CN
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load (C) 330 kN
Static load (C0) 335 kN
Fatigue limit load (Cu) 36 kN
Nlim (oil) 3800 tr/min
Nlim (grease) 3300 tr/min

ABUTMENT

Min shoulder diameter IR (da min) 113 mm
Max shoulder diameter OR (Da max) 202 mm
Min shoulder diameter small face Db min 190 mm
Max fillet radius ra max 2,5 mm
Maxi fillet radius r1a 2,5 mm
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