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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 4

Cone Number

28682

Cup Number

28622

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.40

Y2 (Axial Load Factor)

1.49

Static Load Rating

28800 lbf128000 N128.00 kN

Dynamic Load Rating

19900 lbf88500 N88.50 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

2.2500 in57.150 mm

D

3.8437 in97.630 mm

Wo

0.7656 in19.446 mm

Wi

0.9688 in24.608 mm

W

0.9688 in24.608 mm

r

0.0300 in0.800 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.1300 in-3.300 mm

U

2.76 in70.0 mm

V

2.48 in63.0 mm

X

3.62 in92.0 mm

Z

3.46 in88.0 mm