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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 - Grease

360 RPM

e

0.31

Y1

2.14

Y2

3.19

Y0

2.10

Series

231

Radial Internal Clearance

CN

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Enclosure

Open

Weight

945.782 lb429.000 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

18.1102 in460.000 mm

D

29.9213 in760.000 mm

B

9.4488 in240.000 mm

r

0.2953 in7.500 mm

W0

0.9449 in24.000 mm

d0

0.7874 in20.000 mm

da min

19.5276 in496.000 mm

Da max

28.5039 in724.000 mm

ras max

0.2362 in6.000 mm