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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Oil

7300 RPM

Limiting Speed - Grease

5500 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.61

Y2 (Axial Load Factor)

0.99

Y0 (Axial Load Factor)

0.54

Static Load Rating

19900 lbf88500 N88.50 kN

Dynamic Load Rating

15700 lbf70000 N70.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

1.1811 in30.000 mm

D

2.8346 in72.000 mm

C

0.9055 in23.000 mm

B

1.0630 in27.000 mm

a (Effective Load Center)

-0.2264 in-5.750 mm

T

1.1319 in28.750 mm

r

0.0600 in1.500 mm

R

0.06 in1.5 mm

da

38.5 mm

db

1.46 in37.0 mm

Da

2.50 in63.5 mm

Da min

2.24 in57.0 mm

Db

2.66 in67.5 mm