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Single row tapered roller bearings

4T-LM11749/LM11710 - NTN

4T-LM11749/LM11710

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 diameter17,462 mm
D - External diameter39,878 mm
B - Bearing/Inner ring width14,605 mm
C - Outer ring width10,668 mm
T - Total width13,843 mm
d1 - External diameter inner ring28,5 mm
a - Charge load application point8,543 mm
Mass0,084 kg
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PRODUCT PERFORMANCE
C - Dynamic load26,4 kN
C0 - Static load24,2 kN
Cu - Fatigue limit load2,95 kN
A2 - Rating life coefficient1
e - Coefficient0.29
Y0 - Static axial load coefficient1.15
Y2 - Upper axial load coefficient2.1
N lim - Oil lubrication limit speed13000 tr/min
N lim - Grease lubrication limit speed10000 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR21,5 mm
db min - Min IR shoulder diameter23 mm
Da max - Max shoulder diameter OR34 mm
Db min - Min OR shoulder diameter37 mm
ra max - Max fillet radius1,3 mm
r1a - Max fillet radius1,3 mm
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