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Single row tapered roller bearings

4T-56425/56650 - NTN

4T-56425/56650

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 diameter107,95 mm
D - External diameter165,1 mm
B - Bearing/Inner ring width36,512 mm
C - Outer ring width26,988 mm
T - Total width36,512 mm
d1 - External diameter inner ring137,8 mm
a - Charge load application point38,512 mm
Mass2,69 kg
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PRODUCT PERFORMANCE
C - Dynamic load212 kN
C0 - Static load315 kN
Cu - Fatigue limit load35 kN
A2 - Rating life coefficient1
e - Coefficient0.5
Y0 - Static axial load coefficient0.66
Y2 - Upper axial load coefficient1.21
N lim - Oil lubrication limit speed2700 tr/min
N lim - Grease lubrication limit speed2100 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR117 mm
db min - Min IR shoulder diameter123 mm
Da max - Max shoulder diameter OR149 mm
Db min - Min OR shoulder diameter159 mm
ra max - Max fillet radius3,5 mm
r1a - Max fillet radius3,3 mm
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