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4T-580/572 - NTN

4T-580/572

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 diameter82,55 mm
D - External diameter139,992 mm
B - Bearing/Inner ring width36,098 mm
C - Outer ring width28,575 mm
T - Total width36,512 mm
d1 - External diameter inner ring110 mm
a - Charge load application point31,012 mm
Mass2,19 kg
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PRODUCT PERFORMANCE
C - Dynamic load197 kN
C0 - Static load265 kN
Cu - Fatigue limit load31,4 kN
A2 - Rating life coefficient1
e - Coefficient0.4
Y0 - Static axial load coefficient0.82
Y2 - Upper axial load coefficient1.49
N lim - Oil lubrication limit speed3400 tr/min
N lim - Grease lubrication limit speed2600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR91 mm
db min - Min IR shoulder diameter98 mm
Da max - Max shoulder diameter OR125 mm
Db min - Min OR shoulder diameter133 mm
ra max - Max fillet radius3,5 mm
r1a - Max fillet radius3,3 mm
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