Unit of Measure

Technical Specifications

Type

 Tapered Roller Bearing

Bore Type

 Round

Material

 Through Hardened Steel

Limiting Speed - Oil

 1500 rpm

Limiting Speed - Grease

 1100 rpm

Style

 Cone & Cup

Precision Rating

 Class 0

Configuration

 One

Lubrication

 w/o Oil Hole

e (Axial Load Factor)

 0.44

Y2 (Axial Load Factor)

 1.36

Y0 (Axial Load Factor)

 0.75

Static Load Rating

 272000 lbf1210000 N1210.00 kN

Dynamic Load Rating

 147000 lbf655000 N655.00 kN

Enclosure

 Open

Operating Temperature Range

 -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

 7.4803 in190.000 mm

D

 11.4173 in290 mm

C

 1.8898 in48 mm

B

 2.5197 in64 mm

a (Effective Load Center)

 -0.0591 in-1.5 mm

T

 2.5197 in64.000 mm

r

 0.1000 in2.500 mm

R

 0.12 in3.0 mm

da

 8.03 in204.0 mm

db

 8.23 in209.0 mm

Da

 10.94 in278.0 mm

Da min

 10.12 in257.0 mm

Db

 10.98 in279.0 mm