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Single row tapered roller bearings

4T-HM617049/HM617010 - NTN

4T-HM617049/HM617010

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 diameter85,725 mm
D - External diameter142,138 mm
B - Bearing/Inner ring width42,862 mm
C - Outer ring width34,133 mm
T - Total width42,862 mm
d1 - External diameter inner ring116 mm
a - Charge load application point35,962 mm
Mass2,71 kg
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PRODUCT PERFORMANCE
C - Dynamic load240 kN
C0 - Static load350 kN
Cu - Fatigue limit load41,1 kN
A2 - Rating life coefficient1
e - Coefficient0.43
Y0 - Static axial load coefficient0.76
Y2 - Upper axial load coefficient1.39
N lim - Oil lubrication limit speed3300 tr/min
N lim - Grease lubrication limit speed2500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR95 mm
db min - Min IR shoulder diameter106 mm
Da max - Max shoulder diameter OR125 mm
Db min - Min OR shoulder diameter137 mm
ra max - Max fillet radius4,8 mm
r1a - Max fillet radius3,3 mm
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