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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

520 RPM

Limiting Speed - Grease

400 RPM

e

0.17

Y1

3.94

Y2

5.87

Y0

3.86

Series

239

Radial Internal Clearance

C3

Ring Modification

Plain

Tolerance

Special Tolerance

Taper

1:12

Static Load Rating

1450000 lbf6450000 N6450.00 kN

Dynamic Load Rating

595000 lbf2640000 N2640.00 kN

Enclosure

Open

Weight

335.102 lb152.000 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Spherical Roller Bearings w/ Tapered Bore - Dimensions

d

20.8661 in530.000 mm

D

27.9528 in710.000 mm

B

5.3543 in136.000 mm

r

0.1969 in5.000 mm

da min

21.7323 in552.000 mm

Da max

27.0866 in688.000 mm

ras max

0.1575 in4.000 mm