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32018XU - NTN


Tapered roller bearing, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.


Technical datasheet

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d - Internal diameter90 mm
D - External diameter140 mm
B - Bearing/Inner ring width32 mm
C - Outer ring width24 mm
T - Total width32 mm
d1 - External diameter inner ring115,5 mm
a - Charge load application point30 mm
rs - Min fillet radius2 mm
r1s - Min fillet radius1,5 mm
Mass1,78 kg
ISO 355 referenceT3CC090
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C - Dynamic load187 kN
C0 - Static load270 kN
Cu - Fatigue limit load31,5 kN
A2 - Rating life coefficient1
e - Coefficient0.42
Y0 - Static axial load coefficient0.78
Y2 - Upper axial load coefficient1.42
Nlim - Oil lubrication limit speed3300 tr/min
Nlim - Grease lubrication limit speed2500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
da max - Max shoulder diameter IR100 mm
db min - Min IR shoulder diameter100 mm
Da min - Min shoulder diameter OR125 mm
Da max - Max shoulder diameter OR131,5 mm
Db min - Min OR shoulder diameter134 mm
Ca - Min clearance6 mm
Cb - Min clearance8 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius1,5 mm
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