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4T-HM801349/HM801310 - NTN

4T-HM801349/HM801310

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 diameter40,483 mm
D - External diameter82,55 mm
B - Bearing/Inner ring width28,575 mm
C - Outer ring width23,02 mm
T - Total width29,37 mm
d1 - External diameter inner ring64 mm
a - Charge load application point24,67 mm
Mass0,734 kg
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PRODUCT PERFORMANCE
C - Dynamic load96,5 kN
C0 - Static load117 kN
Cu - Fatigue limit load14,3 kN
A2 - Rating life coefficient1
e - Coefficient0.55
Y0 - Static axial load coefficient0.6
Y2 - Upper axial load coefficient1.1
N lim - Oil lubrication limit speed6200 tr/min
N lim - Grease lubrication limit speed4700 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR49 mm
db min - Min IR shoulder diameter58 mm
Da max - Max shoulder diameter OR68 mm
Db min - Min OR shoulder diameter78 mm
ra max - Max fillet radius3,5 mm
r1a - Max fillet radius3,3 mm
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