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Unit of Measure

Technical Specifications

Type

Spherical Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Cage Type

Machined

Cage Material

Brass

Limiting Speed - Oil

550 RPM

Limiting Speed - Grease

420 RPM

e

0.23

Y1

2.94

Y2

4.38

Y0

2.88

Series

230

Radial Internal Clearance

CN

Ring Modification

Plain

Tolerance

JIS-0 RBEC-1

Static Load Rating

1730000 lbf7700000 N7700.00 kN

Dynamic Load Rating

820000 lbf3650000 N3650.00 kN

Enclosure

Open

Weight

478.403 lb217.000 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Spherical Roller Bearing w/ Standard Bore & Oil Groove, 230 Series - Dimensions

d

18.8976 in480.000 mm

D

27.5591 in700.000 mm

B

6.4961 in165.000 mm

r

0.2362 in6.000 mm

W0

0.7874 in20.000 mm

d0

0.6299 in16.000 mm

da min

20.0000 in508.000 mm

Da max

26.4567 in672.000 mm

ras max

0.1969 in5.000 mm