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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Grease

3000.0 RPM

Style

Cone & Cup

Precision Rating

Not Available

Cone Number

47490

Cup Number

47420

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.36

Y2 (Axial Load Factor)

1.67

Static Load Rating

55978 lbf249000 N249.00 kN

Dynamic Load Rating

36869 lbf164000 N164.00 kN

Enclosure

Open

Weight

3.197 lb1.450 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

2.8130 in71.438 mm

D

4.7244 in120.000 mm

Wo

1.0313 in26.195 mm

Wi

1.2813 in32.545 mm

W

1.2813 in32.545 mm

r

0.1300 in3.300 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.2500 in-6.400 mm

U

3.39 in86.0 mm

V

3.11 in79.0 mm

X

4.49 in114.0 mm

Z

4.21 in107.0 mm