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Single row cylindrical roller bearings

NJ412C3 - NTN

NJ412C3

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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 diameter60 mm
D - External diameter150 mm
B - Bearing/Inner ring width35 mm
E - Upper roller diameter127 mm
F - Under roller diameter83 mm
d1 - IR flange outer diameter91,8 mm
rNs - Min fillet radius2,1 mm
rs - Min fillet radius2,1 mm
Radial clearance classC3
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PRODUCT PERFORMANCE
C - Dynamic load185 kN
C0 - Static load168 kN
Cu - Fatigue limit load20,2 kN
N lim - Oil lubrication limit speed4600 tr/min
N lim - Grease lubrication limit speed3900 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR71 mm
dc min - Min inner ring GO diameter85 mm
Da max - Max shoulder diameter OR139 mm
Db min - Small face shoulder min diameter128 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm
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