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Single row cylindrical roller bearings

NJ320C3 - NTN

NJ320C3

Single row cylindrical roller bearing, single direction for axial loads, separable, pressed steel cage.

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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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter100 mm
D - External diameter215 mm
B - Bearing/Inner ring width47 mm
E - Upper roller diameter185,5 mm
F - Under roller diameter129,5 mm
d1 - IR flange outer diameter140,5 mm
rs - Min fillet radius3 mm
r1s - Min fillet radius3 mm
Radial clearance classC3
Mass8,06 kg
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PRODUCT PERFORMANCE
C - Dynamic load330 kN
C0 - Static load335 kN
Cu - Fatigue limit load36 kN
N lim - Oil lubrication limit speed3800 tr/min
N lim - Grease lubrication limit speed3300 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR113 mm
da max - Small face shoulder max diameter125 mm
dc min - Min inner ring GO diameter143 mm
Da max - Max shoulder diameter OR202 mm
ra max - Max fillet radius2,5 mm
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