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Technical Specifications

Type

 Spherical Roller Bearing

Bore Type

 Tapered

Material

 Through Hardened Steel

Cage Type

 Machined

Cage Material

 Brass

Limiting Speed - Oil

 2500 RPM

Limiting Speed - Grease

 2000 RPM

e

 0.28

Y1

 2.43

Y2

 3.61

Y0

 2.37

Series

 231

Radial Internal Clearance

 CN

Ring Modification

 Relube

Tolerance

 JIS-0 RBEC-1

Taper

 1:12

Static Load Rating

 184000 lbf820000 N820.00 kN

Dynamic Load Rating

 149000 lbf663000 N663.00 kN

Enclosure

 Open

Weight

 16.623 lb7.540 kg

Operating Temperature Range

 -40 to 400 ºF-40 to 200 ºC

Dimensional Specifications

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

d

 4.7244 in120.000 mm

D

 7.8740 in200.000 mm

B

 2.4409 in62.000 mm

d1

 5.4331 in138.000 mm

D1

 7.0472 in179.000 mm

r

 0.0787 in2.000 mm

W0

 0.3937 in10.000 mm

d0

 0.1772 in4.500 mm

da min

 5.1575 in131.000 mm

Da max

 7.4409 in189.000 mm

ras max

 0.0787 in2.000 mm