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Single row tapered roller bearings

32310U - NTN

32310U

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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter50 mm
D - External diameter110 mm
B - Bearing/Inner ring width40 mm
C - Outer ring width33 mm
T - Total width42,25 mm
d1 - External diameter inner ring78,5 mm
a - Charge load application point28,5 mm
rs - Min fillet radius2,5 mm
r1s - Min fillet radius2 mm
Mass1,92 kg
ISO 355 referenceT2FD050
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PRODUCT PERFORMANCE
C - Dynamic load204 kN
C0 - Static load232 kN
Cu - Fatigue limit load28,3 kN
A2 - Rating life coefficient1
e - Coefficient0.35
Y0 - Static axial load coefficient0.96
Y2 - Upper axial load coefficient1.74
N lim - Oil lubrication limit speed4800 tr/min
N lim - Grease lubrication limit speed3600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR62 mm
db min - Min IR shoulder diameter62 mm
Da min - Min shoulder diameter OR90 mm
Da max - Max shoulder diameter OR100 mm
Db min - Min OR shoulder diameter102 mm
Ca - Min clearance3 mm
Cb - Min clearance9 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm
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