Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Fiber Glass Reinforced

Cage Material

Nylon

Ball Material

Ceramic

Precision

Special Precision

Configuration

Two

Preload

Normal

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

5.1181 in130 mm

D

7.874 in200.000 mm

B

1.2402 in31.500 mm

2B

2.4803 in63 mm

d1

3.8346 in97.400 mm

D2

4.4291 in112.500 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

40 º

2a

6.7244 in170.8 mm

da min

3.5433 in90.000 mm

Db max

4.6850 in119.000 mm

ras max

0.0394 in1 mm

r1as max

0.0236 in0.600 mm