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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Tapered Roller Bearing

Bore Type

N/A Round

Material

N/A Case Carburized Steel

Style

N/A Cone & Cup

Precision Rating

N/A Class 4

Cone Number

N/A HM127440

Cup Number

N/A HM127415

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.26

Y2 (Axial Load Factor)

N/A 2.27

Static Load Rating

N/A 162000 lbf720000 N720.00 kN

Dynamic Load Rating

N/A 92000 lbf410000 N410.00 kN

Enclosure

N/A Open

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

N/A 4.9995 in126.987 mm

D

N/A 8.1850 in207.899 mm

Wo

N/A 1.7500 in44.450 mm

Wi

N/A 2.2500 in57.150 mm

W

N/A 2.1250 in53.975 mm

r

N/A 0.1300 in3.300 mm

R

N/A 0.06 in1.5 mm

a (Effective Load Center)

N/A -0.5600 in-14.200 mm

U

N/A 5.35 in136.0 mm

V

N/A 5.31 in135.0 mm

X

N/A 7.91 in201.0 mm

Z

N/A 7.56 in192.0 mm