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Single row tapered roller bearings

4T-HH224349/HH224310V2 - NTN

4T-HH224349/HH224310V2

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 diameter114,975 mm
D - External diameter212,725 mm
B - Bearing/Inner ring width66,675 mm
C - Outer ring width53,975 mm
T - Total width66,675 mm
a - Charge load application point47,8 mm
rs - Min fillet radius7,1 mm
r1s - Min fillet radius3,3 mm
Mass10,37 kg
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PRODUCT PERFORMANCE
C - Dynamic load575 kN
C0 - Static load810 kN
A2 - Rating life coefficient1
e - Coefficient0.33
Y0 - Static axial load coefficient1.01
Y2 - Upper axial load coefficient1.84
N lim - Oil lubrication limit speed2300 tr/min
N lim - Grease lubrication limit speed1700 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR131 mm
db min - Min IR shoulder diameter144 mm
Da max - Max shoulder diameter OR202 mm
Db min - Min OR shoulder diameter192 mm
ra max - Max fillet radius7 mm
r1a - Max fillet radius3,3 mm
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