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Single row cylindrical roller bearings

NJ2209EAT2X - NTN

NJ2209EAT2X

Single row cylindrical roller bearing, single direction for axial loads, separable, polyamide 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 diameter45 mm
D - External diameter85 mm
B - Bearing/Inner ring width23 mm
E - Upper roller diameter76,5 mm
F - Under roller diameter54,5 mm
d1 - IR flange outer diameter58,9 mm
rs - Min fillet radius1,1 mm
r1s - Min fillet radius1,1 mm
Radial clearance classCN
Mass0,532 kg
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PRODUCT PERFORMANCE
C - Dynamic load90 kN
C0 - Static load84,5 kN
Cu - Fatigue limit load10,3 kN
N lim - Oil lubrication limit speed9600 tr/min
N lim - Grease lubrication limit speed6800 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR51,5 mm
da max - Small face shoulder max diameter54 mm
dc min - Min inner ring GO diameter61 mm
Da max - Max shoulder diameter OR78,5 mm
ra max - Max fillet radius1 mm
r1a - Max fillet radius1 mm
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