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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Oil

6600 rpm

Limiting Speed - Grease

4900 rpm

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.37

Y2 (Axial Load Factor)

1.60

Y0 (Axial Load Factor)

0.88

Static Load Rating

21000 lbf93500 N93.50 kN

Dynamic Load Rating

17900 lbf79500 N79.50 kN

Enclosure

Open

Weight

1.230 lb0.558 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

1.5748 in40.000 mm

D

3.14960 in80.000 mm

C

0.74800 in19.000 mm

B

0.9055 in23.000 mm

a (Effective Load Center)

-0.2264 in-5.750 mm

T

0.9744 in24.750 mm

r

0.0600 in1.500 mm

R

0.06 in1.5 mm

da

1.91 in48.5 mm

db

1.89 in48.0 mm

Da

2.81 in71.5 mm

Da min

2.68 in68.0 mm

Db

2.95 in75.0 mm