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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

Phenolic

Ball Material

Steel

Limiting Speed - Oil

8300 rpm

Limiting Speed - Grease

6700 rpm

Configuration

Two

Static Load Rating

46500 lbf206000 N206.00 kN

Dynamic Load Rating

16900 lbf75000 N75.00 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

4.7244 in120 mm

D

7.0866 in180 mm

B

1.063 in27 mm

2B

2.1260 in54.000 mm

d1

5.6417 in143.300 mm

D2

6.437 in163.500 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

30 º

2a

4.4921 in114.1 mm

da min

5.2756 in134.000 mm

Db max

6.7913 in172.500 mm

ras max

0.0787 in2 mm

r1as max

0.0394 in1.000 mm