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Single row tapered roller bearings

4T-JM716648/JM716610PK - NTN

4T-JM716648/JM716610PK

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 mm
D - External diameter130 mm
B - Bearing/Inner ring width29 mm
C - Outer ring width24 mm
T - Total width30 mm
a - Charge load application point29,8 mm
rs - Min fillet radius6 mm
r1s - Min fillet radius2,5 mm
Mass1,37 kg
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PRODUCT PERFORMANCE
C - Dynamic load149 kN
C0 - Static load214 kN
A2 - Rating life coefficient1
e - Coefficient0.44
Y0 - Static axial load coefficient0.74
Y2 - Upper axial load coefficient1.35
N lim - Oil lubrication limit speed3500 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 IR92 mm
db min - Min IR shoulder diameter104 mm
Da max - Max shoulder diameter OR125 mm
Db min - Min OR shoulder diameter207 mm
ra max - Max fillet radius6 mm
r1a - Max fillet radius2,5 mm
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