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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Limiting Speed - Oil

4200 RPM

Limiting Speed - Grease

3100 RPM

Style

Cone & Cup

Precision Rating

ISO Class 5

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

46500 lbf206000 N206.00 kN

Dynamic Load Rating

35500 lbf159000 N159.00 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

1.0630 in27.000 mm

B

1.2205 in31.000 mm

a (Effective Load Center)

-0.2264 in-5.750 mm

T

1.2894 in32.750 mm

r

0.0600 in1.500 mm

R

0.08 in2.0 mm

da

75.0 mm

db

2.95 in75.0 mm

Da

4.39 in111.5 mm

Da min

4.09 in104.0 mm

Db

4.53 in115.0 mm