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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Oil

4200 RPM

Limiting Speed - Grease

3100 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.40

Y2 (Axial Load Factor)

1.48

Y0 (Axial Load Factor)

0.81

Static Load Rating

33500 lbf148000 N148.00 kN

Dynamic Load Rating

27700 lbf123000 N123.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

2.5591 in65.000 mm

D

4.7244 in120.000 mm

C

0.7874 in20.000 mm

B

0.9055 in23.000 mm

a (Effective Load Center)

-0.0492 in-1.250 mm

T

0.9744 in24.750 mm

r

0.0600 in1.500 mm

R

0.08 in2.0 mm

da

2.95 in75.0 mm

db

3.03 in77.0 mm

Da

4.39 in111.5 mm

Da min

4.17 in106.0 mm

Db

4.45 in113.0 mm