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4T-L45449/L45410 - NTN

4T-L45449/L45410

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.

This kit contains the following reference(s)

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter29 mm
D - External diameter50,292 mm
B - Bearing/Inner ring width14,732 mm
C - Outer ring width10,668 mm
T - Total width14,224 mm
d1 - External diameter inner ring41,3 mm
a - Charge load application point10,724 mm
Mass0,113 kg
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PRODUCT PERFORMANCE
C - Dynamic load31 kN
C0 - Static load35,5 kN
Cu - Fatigue limit load4,35 kN
A2 - Rating life coefficient1
e - Coefficient0.37
Y0 - Static axial load coefficient0.89
Y2 - Upper axial load coefficient1.62
N lim - Oil lubrication limit speed9600 tr/min
N lim - Grease lubrication limit speed7200 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR33 mm
db min - Min IR shoulder diameter39,5 mm
Da max - Max shoulder diameter OR44,5 mm
Db min - Min OR shoulder diameter48 mm
ra max - Max fillet radius3,5 mm
r1a - Max fillet radius1,3 mm
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