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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Style

Cone & Cup

Precision Rating

Class 2

Cone Number

860

Cup Number

854

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.33

Y2 (Axial Load Factor)

1.79

Static Load Rating

144000 lbf640000 N640.00 kN

Dynamic Load Rating

94500 lbf420000 N420.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

4.0000 in101.600 mm

D

7.5000 in190.500 mm

Wo

1.7500 in44.450 mm

Wi

2.2640 in57.506 mm

W

2.2500 in57.150 mm

r

0.13 in3.3 mm

R

0.38 in9.7 mm

a (Effective Load Center)

-0.60 in-15.2 mm

U

5.63 in143.0 mm

V

4.29 in109.0 mm

X

6.85 in174.0 mm

Z

6.69 in170.0 mm