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Single row cylindrical roller bearings

NU1021C3 - NTN

NU1021C3

Single row cylindrical roller bearing, floating, separable, brass 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 diameter105 mm
D - External diameter160 mm
B - Bearing/Inner ring width26 mm
E - Upper roller diameter145,5 mm
F - Under roller diameter119,5 mm
rs - Min fillet radius2 mm
r1s - Min fillet radius1,1 mm
Radial clearance classC3
Mass1,84 kg
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PRODUCT PERFORMANCE
C - Dynamic load117 kN
C0 - Static load142 kN
Cu - Fatigue limit load16 kN
N lim - Oil lubrication limit speed5100 tr/min
N lim - Grease lubrication limit speed4300 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR111,5 mm
da max - Small face shoulder max diameter118 mm
db min - Min inner ring GO diameter122 mm
Da max - Max shoulder diameter OR151 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius1 mm
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