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Single row tapered roller bearings

4T-14124/14276 - NTN

4T-14124/14276

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 diameter31,75 mm
D - External diameter69,012 mm
B - Bearing/Inner ring width19,583 mm
C - Outer ring width15,875 mm
T - Total width19,845 mm
d1 - External diameter inner ring51 mm
a - Charge load application point15,745 mm
Mass0,36 kg
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PRODUCT PERFORMANCE
C - Dynamic load53,5 kN
C0 - Static load58 kN
Cu - Fatigue limit load7,1 kN
A2 - Rating life coefficient1
e - Coefficient0.38
Y0 - Static axial load coefficient0.86
Y2 - Upper axial load coefficient1.57
N lim - Oil lubrication limit speed7400 tr/min
N lim - Grease lubrication limit speed5600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR37,5 mm
db min - Min IR shoulder diameter38,5 mm
Da max - Max shoulder diameter OR60 mm
Db min - Min OR shoulder diameter63 mm
ra max - Max fillet radius0,8 mm
r1a - Max fillet radius1,3 mm
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