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Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Brass

Ball Material

Steel

Limiting Speed - Oil

4800 RPM

Limiting Speed - Grease

3800 RPM

Configuration

Two

Static Load Rating

120000 lbf535000 N535.00 kN

Dynamic Load Rating

35000 lbf156000 N156.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type - Dimensions

d

8.6614 in220.000 mm

D

11.8110 in300.000 mm

B

1.4173 in36.000 mm

2B

2.8346 in72.000 mm

d1

9.8661 in250.600 mm

D2

10.937 in277.800 mm

r

0.0827 in2.100 mm

r1

0.0433 in1.100 mm

Contact Angle

30 º

2a

7.3504 in186.700 mm

da min

9.3307 in237.000 mm

Db max

11.4173 in290.000 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm