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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

880 RPM

Limiting Speed - Grease

680 RPM

e

0.25

Y1

2.73

Y2

4.06

Y0

2.67

Series

230

Radial Internal Clearance

CN

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Static Load Rating

865000 lbf3850000 N3850.00 kN

Dynamic Load Rating

440000 lbf1960000 N1960.00 kN

Enclosure

Open

Weight

167.110 lb75.800 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

12.5984 in320.000 mm

D

18.8976 in480.000 mm

B

4.7638 in121.000 mm

r

0.1575 in4.000 mm

W0

0.4724 in12.000 mm

d0

0.6299 in16.000 mm

da min

13.3071 in338.000 mm

Da max

18.1890 in462.000 mm

ras max

0.1181 in3 mm