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Single row cylindrical roller bearings

NU2208C3 - NTN

NU2208C3

Single row cylindrical roller bearing, floating, 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 diameter40 mm
D - External diameter80 mm
B - Bearing/Inner ring width23 mm
E - Upper roller diameter70 mm
F - Under roller diameter50 mm
rs - Min fillet radius1,1 mm
r1s - Min fillet radius1,1 mm
Radial clearance classC3
Mass0,49 kg
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PRODUCT PERFORMANCE
C - Dynamic load64,5 kN
C0 - Static load62 kN
Cu - Fatigue limit load7,55 kN
N lim - Oil lubrication limit speed10000 tr/min
N lim - Grease lubrication limit speed8500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR46,5 mm
da max - Small face shoulder max diameter49 mm
db min - Min inner ring GO diameter52 mm
Da max - Max shoulder diameter OR73,5 mm
ra max - Max fillet radius1 mm
r1a - Max fillet radius1 mm
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