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Single row tapered roller bearings

32907XU - NTN

32907XU

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 diameter35 mm
D - External diameter55 mm
B - Bearing/Inner ring width14 mm
C - Outer ring width11,5 mm
T - Total width14 mm
a - Charge load application point10,5 mm
rs - Min fillet radius0,6 mm
r1s - Min fillet radius0,6 mm
Mass0,121 kg
ISO 355 referenceT2BD035
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PRODUCT PERFORMANCE
C - Dynamic load30,5 kN
C0 - Static load37,5 kN
Cu - Fatigue limit load4,6 kN
A2 - Rating life coefficient1
e - Coefficient0.29
Y0 - Static axial load coefficient1.13
Y2 - Upper axial load coefficient2.06
N lim - Oil lubrication limit speed9000 tr/min
N lim - Grease lubrication limit speed6800 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR39,5 mm
db min - Min IR shoulder diameter40 mm
Da max - Max shoulder diameter OR50,5 mm
Db min - Min OR shoulder diameter52,5 mm
ra max - Max fillet radius0,6 mm
r1a - Max fillet radius0,6 mm
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