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Unit of Measure

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 28880

Cup Number

 N/A 28820E1

Configuration

 N/A One

Lubrication

 N/A w/o Oil Hole

e (Axial Load Factor)

 N/A 0.32

Y2 (Axial Load Factor)

 N/A 1.85

Static Load Rating

 N/A 80500 lbf358000 N358.00 kN

Dynamic Load Rating

 N/A 33000 lbf147000 N147.00 kN

Enclosure

 N/A Open

Weight

 N/A 7.253 lb3.290 kg

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 9.7500 in247.650 mm

D

 N/A 12.0000 in304.800 mm

Wo

 N/A 0.6250 in15.875 mm

Wi

 N/A 0.8750 in22.225 mm

W

 N/A 0.8750 in22.225 mm

r

 N/A 0.0600 in1.500 mm

R

 N/A 0.06 in1.5 mm

a (Effective Load Center)

 N/A 0.68 in17.3 mm