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

EE128112

Cup Number

128160

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.39

Y2 (Axial Load Factor)

1.55

Static Load Rating

445000 lbf1980000 N1980.00 kN

Dynamic Load Rating

220000 lbf980000 N980.00 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

11.0236 in279.999 mm

D

16.0000 in406.400 mm

Wo

2.1250 in53.975 mm

Wi

2.6643 in67.673 mm

W

2.7500 in69.850 mm

r

0.13 in3.3 mm

R

0.25 in6.4 mm

a (Effective Load Center)

0.26 in6.6 mm

U

12.13 in308.0 mm

V

12.09 in307.0 mm

X

15.12 in384.0 mm

Z

14.88 in378.0 mm