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

25577

Cup Number

25520

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.33

Y2 (Axial Load Factor)

1.79

Static Load Rating

22000 lbf98000 N98.00 kN

Dynamic Load Rating

17100 lbf76000 N76.00 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

1.6880 in42.875 mm

D

3.2650 in82.931 mm

Wo

0.7500 in19.050 mm

Wi

1.00000 in25.400 mm

W

0.9375 in23.812 mm

r

0.03 in0.8 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.24 in-6.2 mm

U

2.17 in55.0 mm

V

1.93 in49.0 mm

X

3.03 in77.0 mm

Z

2.91 in74.0 mm