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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

4400 rpm

Limiting Speed - Grease

3500 rpm

Configuration

Two

Static Load Rating

100000 lbf445000 N445.00 kN

Dynamic Load Rating

33500 lbf150000 N150.00 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

7.0866 in180.000 mm

D

9.8425 in250.000 mm

B

1.2402 in31.500 mm

2B

2.4803 in63 mm

d1

8.126 in206.400 mm

D2

9.1142 in231.500 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

40 º

2a

8.374 in212.7 mm

da min

7.6378 in194.000 mm

Db max

9.5472 in242.500 mm

ras max

0.0787 in2 mm

r1as max

0.0394 in1.000 mm