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Single row cylindrical roller bearings

NU2319 - NTN

NU2319

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 diameter95 mm
D - External diameter200 mm
B - Bearing/Inner ring width67 mm
E - Upper roller diameter173,5 mm
F - Under roller diameter121,5 mm
rs - Min fillet radius3 mm
r1s - Min fillet radius3 mm
Radial clearance classCN
Mass9,2 kg
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PRODUCT PERFORMANCE
C - Dynamic load410 kN
C0 - Static load460 kN
Cu - Fatigue limit load50 kN
N lim - Oil lubrication limit speed3500 tr/min
N lim - Grease lubrication limit speed3000 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR108 mm
da max - Small face shoulder max diameter119 mm
db min - Min inner ring GO diameter124 mm
Da max - Max shoulder diameter OR187 mm
ra max - Max fillet radius2,5 mm
r1a - Max fillet radius2,5 mm
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