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Unit of Measure

Technical Specifications

Type

Spherical Roller Bearing

Bore Type

Tapered

Material

Through Hardened Steel

Cage Type

Machined

Cage Material

Brass

Limiting Speed - Oil

850 RPM

Limiting Speed - Grease

650 RPM

e

0.32

Y1

2.13

Y2

3.18

Y0

2.09

Series

231

Radial Internal Clearance

C3

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Static Load Rating

955000 lbf4250000 N4250.00 kN

Dynamic Load Rating

515000 lbf2300000 N2300.00 kN

Enclosure

Open

Weight

208.337 lb94.500 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Spherical Roller Bearing w/ Tapered Bore & Oil Groove - Dimensions

d

11.0236 in280.000 mm

D

18.1102 in460.000 mm

B

5.7480 in146.000 mm

r

0.1969 in5.000 mm

W0

1.0630 in27.000 mm

d0

0.6299 in16.000 mm

da min

11.8898 in302.000 mm

Da max

17.2441 in438.000 mm

ras max

0.1575 in4.000 mm