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32018XU - NTN

32018XU

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.

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Technical datasheet

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PRODUCT DEFINITION
BrandNTN
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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PRODUCT PERFORMANCE
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
ABUTMENT
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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ManufacturerReference

 

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