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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Grease

3500 RPM

Style

Cone & Cup

Precision Rating

Not Available

Cone Number

45290

Cup Number

45220

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.33

Y2 (Axial Load Factor)

1.80

Static Load Rating

42264 lbf188000 N188.00 kN

Dynamic Load Rating

31249 lbf139000 N139.00 kN

Enclosure

Open

Weight

2.386 lb1.080 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

2.2500 in57.150 mm

D

4.1250 in104.775 mm

Wo

0.9375 in23.813 mm

Wi

1.2188 in30.958 mm

W

1.1875 in30.162 mm

r

0.1300 in3.300 mm

R

0.09 in2.3 mm

a (Effective Load Center)

-0.3200 in-8.100 mm

U

2.68 in68.0 mm

V

2.68 in68.0 mm

X

3.90 in99.0 mm

Z

3.66 in93.0 mm