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30216U - 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 diameter80 mm
D - External diameter140 mm
B - Bearing/Inner ring width26 mm
C - Outer ring width22 mm
T - Total width28,25 mm
d1 - External diameter inner ring106,5 mm
a - Charge load application point27,5 mm
rs - Min fillet radius2,5 mm
r1s - Min fillet radius2 mm
Mass1,71 kg
ISO 355 referenceT3EB080
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C - Dynamic load177 kN
C0 - Static load200 kN
Cu - Fatigue limit load23,7 kN
A2 - Rating life coefficient1
e - Coefficient0.42
Y0 - Static axial load coefficient0.79
Y2 - Upper axial load coefficient1.43
Nlim - Oil lubrication limit speed3400 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 IR91 mm
db min - Min IR shoulder diameter92 mm
Da min - Min shoulder diameter OR124 mm
Da max - Max shoulder diameter OR130 mm
Db min - Min OR shoulder diameter132 mm
Ca - Min clearance4 mm
Cb - Min clearance6 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm
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