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32021XU - 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 diameter105 mm
D - External diameter160 mm
B - Bearing/Inner ring width35 mm
C - Outer ring width26 mm
T - Total width35 mm
d1 - External diameter inner ring133,5 mm
a - Charge load application point34,5 mm
rs - Min fillet radius2,5 mm
r1s - Min fillet radius2 mm
Mass2,44 kg
ISO 355 referenceT4DC105
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C - Dynamic load223 kN
C0 - Static load335 kN
Cu - Fatigue limit load37,5 kN
A2 - Rating life coefficient1
e - Coefficient0.44
Y0 - Static axial load coefficient0.74
Y2 - Upper axial load coefficient1.35
Nlim - Oil lubrication limit speed2800 tr/min
Nlim - Grease lubrication limit speed2100 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
da max - Max shoulder diameter IR116 mm
db min - Min IR shoulder diameter117 mm
Da min - Min shoulder diameter OR143 mm
Da max - Max shoulder diameter OR150 mm
Db min - Min OR shoulder diameter154 mm
Ca - Min clearance6 mm
Cb - Min clearance9 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm
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ManufacturerReferenceRENAULT TRUCKS23336044


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